The Theory of Moral Sentiments

Smith concludes his masterwork by examining competing theories about how we make moral judgments. He critiques philosophers like Hutcheson who argued for a special 'moral sense' - essentially claiming we have an internal compass that automatically tells us right from wrong, like how our eyes see colors. Smith finds this unconvincing, pointing out that if moral judgment were truly automatic, we wouldn't feel such different emotions when approving of courage versus kindness. Instead, he argues that our moral feelings come from sympathy - our ability to imagine ourselves in others' situations. Smith then tackles the practical question of how moral philosophy should actually guide behavior. He contrasts two approaches: the ancient moralists who painted broad pictures of virtue and vice, versus the medieval casuists who tried to create precise rules for every moral dilemma. The casuists, he argues, missed the point entirely. They attempted to reduce the art of living well to a rulebook, like trying to teach someone to paint by giving them mathematical formulas. Smith advocates for the ancient approach - developing good moral instincts through understanding human nature rather than memorizing rigid commandments. He uses the example of promises made under duress to show how context matters more than absolute rules. The chapter reveals Smith's fundamental insight: morality isn't about following perfect systems but about cultivating the wisdom to navigate an imperfect world with compassion and understanding. Smith's argument in this chapter builds on his central thesis that moral judgments arise not from abstract rules but from the lived experience of sympathy — the imaginative act of placing ourselves in another's situation and feeling what they would feel.