The private notes of a Roman emperor

Sometime in the second century AD, the most powerful man in the world sat down each evening and wrote to himself. Marcus Aurelius ruled an empire of sixty million people and spent years on military campaigns along the Danube, yet the twelve books he left behind contain no orders, no boasts, no policy. Only argument — with himself, about how to behave.

The philosophy he practised was Stoicism, which holds that external events — war, illness, ingratitude — lie outside our control, while our judgements about those events lie entirely within it. Aurelius returns to this distinction again and again, not because he had mastered it but because he kept failing to. The Meditations read like a man talking himself back from the edge of anger or despair.

Some of his most striking passages concern impermanence. He lists the names of emperors, generals, and philosophers who seemed indispensable, then notes that the world has entirely forgotten them. The exercise is not morbid: it is meant to loosen the grip of vanity and urgency. If it will not matter in two hundred years, it need not consume you today.

He also writes about the body of rational creatures being interdependent — that we are, as he puts it, made for one another, and that withdrawing from civic life contradicts our nature. The Stoic, for Aurelius, is not a hermit but a person who acts well in the world precisely because they no longer need the world's approval.

Because the Meditations were never intended for publication, they have an unusual texture — raw, repetitive, sometimes contradictory. That roughness is part of what makes them endure. They do not offer a finished system. They show a decent person trying, imperfectly, every day, to be a little better.