Common Sense Philosophy/Chapter 2

Previous◀ Chapter 1

Common Sense Philosophy

NextChapter 3 ▶

Chapter 2: The Descriptive Turn -- Evaluating Without Legislating

1. The Philosopher's Dilemma

Every attempt to evaluate human civilization confronts the same foundational problem: on what authority?

The religious answer -- "on God's authority" -- has been examined and found wanting. The rationalist answer -- "on the authority of pure reason" -- faces Hume's devastating objection that you cannot derive an "ought" from an "is," that no amount of factual description logically entails a normative prescription. The utilitarian answer -- "maximize happiness" -- requires us to compare and aggregate subjective experiences in ways that are philosophically dubious and practically impossible. The Kantian answer -- "act only according to maxims you could will to be universal law" -- is elegant but empty: without substantive moral content, the categorical imperative can be made to justify almost anything, since what counts as a "rational" universal law depends on how the maxim is formulated.

Each of these approaches commits a version of the same error: it tries to find an Archimedean point outside the human condition from which to evaluate it. God's will, pure reason, the utility function, the categorical imperative -- all claim to provide a standpoint that is not merely one perspective among others but the perspective, the view from nowhere, the objective foundation on which all moral judgments rest.

This book takes a different approach. It abandons the search for an Archimedean point -- not because such a point might not exist, but because the search for it has been spectacularly unproductive. Two and a half millennia of moral philosophy have not produced a foundation that all rational agents accept. This is not because philosophers are incompetent. It is because the project itself is misconceived. Morality does not need a foundation in the way that a building needs a foundation. It needs a method -- a way of proceeding that is honest, self-correcting, and responsive to evidence.

The method this book proposes is descriptive evaluation.

2. What Descriptive Evaluation Is

Descriptive evaluation is the practice of assessing human conditions, institutions, and practices by examining their observable consequences for human well-being, without claiming that these assessments derive from a priori principles, divine commands, or metaphysical foundations.

Let us be precise about what this means and what it does not mean.

It does not mean moral relativism. The descriptive evaluator does not say, "Everything is equally valid." On the contrary, the descriptive evaluator insists that some conditions are demonstrably better than others -- that a society in which people live to eighty in conditions of freedom and security is doing something right that a society in which people die at forty under conditions of tyranny and deprivation is doing wrong. The word "better" here is not metaphysically loaded. It refers to observable differences in human outcomes: longevity, health, freedom, security, access to knowledge, the capacity for self-determination.

It does not mean scientism -- the naive view that science alone can answer all moral questions. Science can tell us that a particular policy reduces child mortality. It cannot tell us, in any logically airtight sense, that we ought to reduce child mortality. The gap between "is" and "ought" that Hume identified is real, and this book does not pretend to have closed it.

What this book proposes instead is that the gap, while logically real, is practically negligible for any person who possesses normal human sentiments and is willing to examine evidence honestly. The claim "unnecessary suffering is bad" is not a theorem of pure reason. It is an observation so widely shared, so consistently endorsed across cultures and centuries, so deeply rooted in the biological reality of sentient beings, that treating it as a "mere" opinion is perverse. It would be like treating the claim "the earth orbits the sun" as a "mere" perspective because we cannot prove it from first principles.

The descriptive evaluator takes certain convergent human judgments -- that suffering is bad, that freedom is good, that dignity matters, that cooperation is preferable to violence -- not as metaphysical axioms but as empirical regularities: observations about what virtually all human beings, across an enormous range of cultural and historical circumstances, recognize when they reflect honestly on their own experience. These are not "just opinions." They are the nearest thing to moral facts that the human condition affords.

3. The Is-Ought Problem Reconsidered

Hume's guillotine -- the claim that no "ought" statement can be logically derived from any collection of "is" statements -- has dominated moral philosophy for nearly three centuries, and its logical point is unassailable. From the fact that poverty causes suffering, it does not logically follow that we ought to reduce poverty. From the fact that torture is excruciating, it does not logically follow that we ought not to torture. There is always a logical gap between description and prescription, and no amount of empirical evidence can bridge it by force of logic alone.

But here is what is rarely noticed: the same logical gap exists in every domain of human reasoning, not just morality. From the fact that a bridge built with substandard materials will collapse, it does not logically follow that we ought to use standard materials -- unless we add the premise that we want the bridge to stand. From the fact that smoking causes cancer, it does not logically follow that we ought not to smoke -- unless we add the premise that we prefer life to death. In every case, practical reasoning requires a bridging premise -- a goal, a desire, a value -- that pure logic cannot supply.

What makes morality seem special is not that it requires such premises but that the premises it requires are contested. Everyone agrees that bridges should not collapse (given that we want to cross rivers), but not everyone agrees that poverty should be eliminated (given that eliminating it might require higher taxes on the wealthy). The disagreement, however, is not about the logical structure of the argument. It is about whose interests are being served.

The descriptive evaluator proceeds as follows. First, identify the bridging premises that virtually all human beings share: the desire to avoid suffering, the desire for security, the desire for freedom, the desire for dignity. These are not universal in the strict philosophical sense -- one can always find an ascetic who claims to welcome suffering, or a fanatic who values martyrdom above survival. But they are overwhelmingly typical, and the exceptions are so rare as to be statistically negligible. Second, examine the empirical evidence about which conditions, institutions, and practices best satisfy these virtually universal desires. Third, draw conclusions.

The conclusions are not logically certain. They are defeasible, revisable, and probabilistic. But so are the conclusions of science, and no one regards that as a disqualifying weakness. A medical treatment that reduces mortality by forty percent in well-designed clinical trials is not "objectively good" in some metaphysical sense, but any reasonable person would choose it over a treatment that increases mortality by forty percent. Moral reasoning works the same way, once we stop demanding a kind of certainty that is available in no domain of human inquiry whatsoever.

4. Species Preservation as a Baseline

If we are to evaluate civilizational trajectories, we need a starting point -- not a "foundation" in the metaphysical sense, but a baseline from which other evaluations proceed. The most minimal baseline available is species preservation: the continued existence of the human species.

Note carefully what this claim is and is not. It is not the claim that human survival is "objectively good" in some metaphysically robust sense. It is the observation that human survival is the precondition for every other value, project, and aspiration that human beings have ever had or could ever have. A dead species has no values. If humanity goes extinct, the question of what constitutes a good society becomes moot. Species preservation is therefore not a value among others; it is the condition of possibility for all values.

This has practical consequences. Any civilization, ideology, or practice that significantly increases the risk of human extinction is, by this minimal standard, a failure. Nuclear arsenals capable of rendering the planet uninhabitable are a failure. Economic systems that produce climate change on a scale that threatens civilizational collapse are a failure. Political systems that concentrate the power to initiate nuclear war in the hands of a single individual are a failure. Ideologies that glorify martyrdom and apocalypse -- whether religious or secular -- are a failure.

The extinction baseline also has the advantage of being relatively uncontroversial. Even those who disagree about everything else -- libertarians and socialists, Christians and atheists, nationalists and cosmopolitans -- typically agree that the continued existence of the human species is preferable to its extinction. (The antinatalist philosopher David Benatar has argued otherwise, but his position, whatever its logical coherence, commands virtually no practical assent.) The extinction baseline is therefore the strongest possible starting point for descriptive evaluation: it requires the fewest assumptions and commands the broadest agreement.

From species preservation, we proceed upward. The bare survival of the species is a necessary but grossly insufficient condition. A humanity that survives in conditions of universal misery has avoided extinction but achieved nothing worth celebrating. The question becomes: what conditions, beyond bare survival, are associated with lives that the people living them would choose to continue?

This question is empirical, not metaphysical, and the data are abundant.

5. Suffering as an Empirical Phenomenon

The most immediate and least controversial datum of human experience is suffering. Suffering is not an abstract concept. It is a biological reality, grounded in the nervous system, observable in behavior, reportable in first-person testimony, and measurable -- imperfectly but meaningfully -- by a range of empirical indicators.

Physical suffering -- pain, hunger, cold, exhaustion, disease -- is directly observable and, in many cases, quantifiable. We can measure caloric intake, disease burden, life expectancy, infant mortality, and a host of other indicators that serve as reliable proxies for the presence or absence of physical suffering. The World Health Organization, the World Bank, and dozens of other institutions collect such data systematically, and the picture they paint is detailed enough to support meaningful comparisons across time and space.

Psychological suffering -- fear, grief, humiliation, despair, the anguish of being denied autonomy or dignity -- is harder to measure but no less real. Self-reported measures of well-being, psychological assessments, and behavioral indicators (suicide rates, substance abuse, rates of depression and anxiety) provide imperfect but useful data. The growing field of subjective well-being research, pioneered by economists like Richard Easterlin, Daniel Kahneman, and Angus Deaton, has demonstrated that it is possible to study happiness and suffering empirically, with results that are replicable and informative.

It is important to distinguish this approach from classical utilitarianism. Jeremy Bentham's "felicific calculus" -- the attempt to reduce all value to a single metric of pleasure and pain, summed across individuals -- has been rightly criticized for its crudity. It treats all pleasures and pains as commensurable, which they are not: the pain of bereavement is not the same kind of thing as the pain of a toothache, and aggregating them into a single number is philosophically suspect. It permits, at least in principle, the infliction of extreme suffering on a few if the total pleasure produced for the many is great enough -- a consequence that most people's moral intuitions rightly reject.

The descriptive approach to suffering avoids these pitfalls. It does not attempt to reduce suffering to a single metric or to aggregate it across individuals. It examines suffering qualitatively, distinguishing between different kinds and different causes: the suffering caused by natural disaster versus the suffering caused by political oppression; the suffering that is an unavoidable part of the human condition versus the suffering that is produced by identifiable human choices and is therefore, in principle, eliminable. It is the latter category -- avoidable suffering -- that provides the most powerful basis for civilizational evaluation.

A civilization in which millions of people die of easily preventable diseases because they lack access to medical care that exists and is affordable to produce is not merely unfortunate. It is failing by a standard that any rational observer can apply: the standard of avoidable suffering. A civilization in which people are imprisoned, tortured, or killed for expressing their opinions is producing avoidable suffering on a massive scale. A civilization in which women are denied control over their own bodies -- forced into marriages they did not choose, compelled to bear children they do not want, subjected to genital cutting, confined to their homes -- is producing avoidable suffering that is directly traceable to identifiable beliefs, customs, and power structures.

The point is not that a world without suffering is possible. It is not. Aging, loss, heartbreak, the limits of the body, and the certainty of death are part of the human condition and cannot be eliminated by any social arrangement. But a great deal of the suffering that currently exists is not of this unavoidable kind. It is the product of specific human choices, institutions, and ideologies, and it could be reduced by different choices, different institutions, and different ideologies. This is not a normative claim in the metaphysical sense. It is an empirical observation.

6. The Convergence Thesis

The most powerful objection to any attempt at civilizational evaluation is the argument from cultural diversity: "Different cultures have different values. Who are you to impose your values on others?" This objection is so familiar that it has become a reflex, deployed automatically in any conversation where someone suggests that some practices might be better than others. But its apparent force rests on an empirical claim that is largely false.

The empirical claim is that human values are radically diverse -- that what counts as a good life varies so fundamentally from culture to culture that no cross-cultural evaluation is possible. This claim is dramatically overstated. When we actually look at what human beings across cultures and centuries have valued, the convergence is far more striking than the divergence.

Consider the following. Every known culture values the protection of children. Every known culture recognizes some form of obligation to kin and community. Every known culture prohibits at least some forms of unprovoked violence against in-group members. Every known culture values some form of fairness or reciprocity. Every known culture recognizes the distinction between courage and cowardice, between honesty and deceit, between generosity and selfishness.

The variations are real, but they occur within a framework of broad convergence. Cultures differ about who counts as a member of the in-group (and therefore who is entitled to protection, fairness, and care), but they agree that in-group members should be protected. Cultures differ about the specific content of fairness (equal shares? proportional shares? to each according to need?), but they agree that some form of fairness is required. Cultures differ about which forms of violence are legitimate (war? capital punishment? corporal punishment of children?), but they agree that at least some forms of violence are wrong.

This convergence is not coincidental. It reflects the biological and social reality of the human condition. Human beings everywhere are born helpless, require years of care, form attachments, experience pain and pleasure, need food and shelter, desire the esteem of their fellows, and die. These shared facts of the human condition generate shared evaluative responses. The convergence is not perfect, and the exceptions are genuinely interesting. But the overwhelming pattern is one of broad agreement on basic values, with variation in their specific application.

Amartya Sen's capabilities approach and Martha Nussbaum's development of it represent the most sophisticated philosophical articulation of this convergence. Sen argued that development should be measured not by GDP per capita but by the capabilities that people have -- the real freedoms they enjoy to live lives they have reason to value. Nussbaum developed this into a list of "central human capabilities" -- life; bodily health; bodily integrity; senses, imagination, and thought; emotions; practical reason; affiliation; other species; play; and control over one's environment -- that she argued were necessary conditions for a dignified human life, cross-culturally.

This book draws heavily on the capabilities approach while departing from it in one important respect. Sen and Nussbaum, particularly the latter, frame their project as identifying the minimum conditions for a dignified life. This is valuable, but it is also limited. It tells us what a civilization must provide but not how to evaluate a civilization that has met the minimum threshold. Is a society in which everyone has adequate food, shelter, and basic freedoms but in which public discourse is dominated by propaganda and manipulation doing well? The capabilities approach has difficulty answering this question, because its focus is on minimum thresholds rather than on the trajectory of civilizational quality.

The framework developed in this book goes further. It identifies not just minimum conditions but markers of progress -- observable indicators that a civilization is moving in the direction of greater human flourishing. These markers, developed fully in the next chapter, are derived not from metaphysical principles but from the convergence thesis: from the observation that across cultures and centuries, certain conditions consistently produce better outcomes by the standards that human beings themselves, across an enormous range of circumstances, recognize and endorse.

7. Evolutionary Ethics Without the Naturalistic Fallacy

A word is necessary about the relationship between this framework and evolutionary approaches to ethics.

The past several decades have seen a flourishing of research on the evolutionary origins of morality. Primatologists like Frans de Waal have documented behaviors in chimpanzees, bonobos, and other primates that resemble fairness, empathy, reciprocity, and consolation. Evolutionary psychologists have proposed that human moral intuitions -- our sense of fairness, our capacity for empathy, our tendency to punish cheaters -- are products of natural selection, adaptations that helped our ancestors navigate the challenges of social living in small groups.

This research is valuable, but it must be handled with care. The "naturalistic fallacy" -- the error of inferring that what is natural is therefore good -- is a genuine danger. The fact that human beings have evolved tendencies toward in-group favoritism, xenophobia, male aggression, and dominance hierarchies does not mean that these tendencies are morally admirable or should be indulged. Evolution is not a moral teacher. It is a blind process that selects for reproductive success, not for justice, kindness, or wisdom.

The descriptive approach to ethics draws on evolutionary research not as a source of moral authority but as a source of information about the human condition. Understanding that our moral intuitions have evolutionary origins helps explain both their strengths and their limitations. The strength: our capacity for empathy, fairness, and cooperation is not a cultural accident but a deep feature of human nature, shared across all known societies and present in our closest evolutionary relatives. This is encouraging, because it means that the "convergence thesis" described above has a biological basis. The limitation: our moral intuitions were shaped by the conditions of ancestral environments -- small groups of closely related individuals competing with other small groups -- and are therefore poorly calibrated for the conditions of modern life, which require cooperation among millions of strangers. In-group favoritism, which was adaptive in a world of competing bands of hunter-gatherers, is maladaptive in a world of nuclear weapons and climate change.

The descriptive evaluator takes evolution seriously without taking it as a guide. We are the products of evolution, but we are not its prisoners. The capacity for rational reflection -- the ability to examine our impulses, evaluate their consequences, and choose to act against them when they produce bad outcomes -- is itself an evolved capacity, and it is the one that matters most for civilizational evaluation. A civilization that merely expresses its members' evolved instincts -- that indulges tribalism, celebrates aggression, and rewards dominance -- is less advanced than one that uses rational reflection to channel those instincts toward cooperative, peaceful, and humane ends.

8. Civilizational Progress Markers: A Rational Framework

We are now in a position to sketch, in preliminary form, the framework that the next chapter will develop in detail. If the descriptive turn is the method, the civilizational progress markers are the instrument.

A civilizational progress marker is an observable, measurable indicator of the degree to which a society enables human flourishing and reduces avoidable suffering. The markers are derived not from metaphysical first principles but from the convergence of human values across cultures and centuries, supported by empirical evidence about what conditions produce the best outcomes for the people living under them.

The markers fall into several broad categories:

Survival and physical well-being: reduction of violent death, reduction of disease, extension of healthy life expectancy, elimination of famine and extreme poverty.

Liberty and autonomy: freedom of thought, expression, movement, and association; protection of bodily autonomy, including sexual autonomy; reduction of coercive power -- governmental, religious, and corporate.

Equality and justice: equality before the law regardless of birth characteristics; access to knowledge and education; protection of minorities; reduction of corruption.

Cooperation and governance: replacement of violent competition with cooperative institutions; accountable governance; peaceful resolution of disputes.

Rational culture: reduction of manipulation and propaganda; promotion of rational discourse; cultural exchange replacing cultural chauvinism; environmental sustainability.

Each of these markers can be measured, at least approximately, using existing data. The Human Development Index, the Freedom House ratings, the Transparency International corruption perceptions index, the Global Peace Index, the World Happiness Report, the WHO's Global Health Observatory -- these and dozens of other datasets provide the raw material for civilizational assessment. The framework proposed here does not replace these existing measures. It organizes them into a coherent evaluative structure.

9. Addressing the Obvious Objection

The obvious objection has already been stated: "Who are you to judge?" It deserves a direct answer.

The answer is: anyone. Anyone who is willing to look at the evidence honestly and draw conclusions from it. The authority claimed here is not personal, cultural, or metaphysical. It is the authority of evidence and reason, available to all.

This does not mean that the author's judgments are infallible, or that reasonable people cannot disagree about the application of these markers in specific cases. Of course they can. Is country X's restriction on hate speech a protection of human dignity or a suppression of free expression? Reasonable people disagree. Is country Y's mandatory military service a violation of individual liberty or a legitimate requirement of collective self-defense? The answer is not obvious. The civilizational progress markers do not eliminate disagreement. They provide a framework within which disagreement can be productive -- within which people can argue about specific cases by reference to shared standards rather than shouting past each other from incompatible ideological positions.

The deeper version of the objection is the cultural relativist one: "Your markers reflect Western values and cannot be applied cross-culturally." This objection is empirically false, and its falsity is important enough to warrant emphasis. The desire to avoid violent death is not a Western value. The desire to be free from torture is not a Western value. The desire for one's children to survive infancy, to receive an education, to have the opportunity to live a life of their own choosing -- these are not Western values. They are human values, documented in every culture for which we have records, and the claim that they are "merely Western" is itself a form of cultural chauvinism -- a refusal to take seriously the expressed desires and aspirations of non-Western peoples, who are implicitly treated as too different, too exotic, or too culturally determined to want what everyone else wants.

When a woman in Afghanistan says she wants to attend school, she is not expressing a "Western value." She is expressing a human aspiration. When a dissident in North Korea says he wants to speak freely without fear of imprisonment, he is not channeling John Stuart Mill. He is articulating a desire that human beings have articulated in every language and every era. To dismiss these aspirations as "culturally specific" is to deny these individuals the very autonomy that the relativist claims to respect.

This is the fundamental incoherence of cultural relativism: it claims to respect cultural diversity but in practice denies the agency of individuals within cultures who dissent from the dominant norms. It treats cultures as monoliths and individuals as their expressions, rather than recognizing that every culture contains internal diversity, dissent, and the aspiration for something better.

10. The Modesty and the Ambition

The descriptive turn is modest in its epistemological claims and ambitious in its practical aspirations.

Its modesty consists in this: it does not claim to have solved the is-ought problem, to have found the objective foundation of morality, or to have discovered truths that are valid for all possible rational beings in all possible worlds. It makes the humbler claim that for human beings as we actually are -- embodied, social, mortal creatures with specific biological needs and psychological dispositions -- certain conditions consistently produce flourishing and others consistently produce suffering, and that this pattern is robust enough to support meaningful evaluation.

Its ambition consists in this: it takes the results of that evaluation seriously and is willing to state them clearly. Some civilizations have done better than others at enabling human flourishing. Some political systems produce more freedom and less suffering than others. Some cultural practices are harmful and should be changed. Some ideologies are false and should be abandoned.

These are controversial claims, but their controversy is political, not intellectual. Intellectually, they are defensible and, in most cases, obvious. The controversy arises because stating them clearly threatens the interests of those who benefit from the status quo: the autocrats, the theocrats, the plutocrats, the demagogues, and the comfortable relativists who prefer the safety of "it's all a matter of perspective" to the discomfort of honest judgment.

The philosopher Thomas Nagel once described the aspiration of moral philosophy as "the view from nowhere" -- the attempt to see the world from no particular standpoint, to achieve a perspective that is not biased by one's own situation. The descriptive turn does not claim to have achieved the view from nowhere. It claims to have achieved something more useful: a view from somewhere -- from the perspective of a reflective human being who has examined the evidence, acknowledged the limits of human knowledge, and is willing to draw conclusions with appropriate confidence.

This is not the end of philosophy. It is the beginning of a philosophy that might actually be useful.

Previous◀ Chapter 1

Common Sense Philosophy

NextChapter 3 ▶