John Stuart Mill, in his defense of utilitarianism, made a famous distinction between higher and lower pleasures — and in doing so, implicitly challenged the Epicurean calculus that had dominated utilitarian thinking since Bentham. "It is better to be Socrates dissatisfied than a fool satisfied," Mill wrote. "Better to be a human being dissatisfied than a pig satisfied."

This claim is philosophically provocative and psychologically honest. It acknowledges something that the simpler forms of hedonism tend to ignore: that human beings are not simply pleasure-seeking machines, that we have a capacity for a kind of experience — the experience of genuine understanding, of moral seriousness, of aesthetic depth — that is qualitatively different from mere sensory pleasure, and that we recognize this difference even when the higher pleasures are more painful than the lower ones.

The dissatisfied Socrates is dissatisfied because he takes seriously the questions that the satisfied pig — or the satisfied fool — has never asked: What is justice? What is the good life? What do I actually know, and what do I merely think I know? These questions are uncomfortable. They disturb the comfortable certainties that make life easy. They demand a kind of intellectual and moral honesty that is genuinely difficult to sustain.

But Mill's claim is that this discomfort is worth it — that the life of genuine inquiry, genuine moral seriousness, and genuine engagement with the full complexity of human experience is, despite its discomforts, a better life than the life of comfortable ignorance. Not better in the sense of producing more pleasure, but better in the sense of being more fully human.