In Kyoto, where I spend half of each year, there is a small ritual I have never stopped noticing. When you leave a shop, the assistant often walks you to the door, bows and remains there, bowing slightly, until you have turned the corner. It takes perhaps twenty seconds. It achieves nothing measurable. And yet the city would feel entirely different without it. I have come to think that Confucius, who lived some two and a half thousand years ago, would have understood exactly why.

At the heart of Confucian ethics are two linked ideas. The first, ren, is usually translated as humaneness or benevolence: the fully realised goodness of a person in relation to others. The second, li, is ritual propriety, the whole web of courtesies, ceremonies and forms of conduct through which social life is carried out. Western readers sometimes assume that li is the lesser of the two, a matter of etiquette rather than ethics. Confucius did not see it that way.

In the Analects, when his favourite disciple asks about humaneness, Confucius answers that it consists in restraining oneself and returning to ritual propriety. The courtesies are not decorations on top of goodness. They are how goodness is practised and learned. At the same time, he warns that ritual without humaneness is empty. The bow that is merely performed is worthless. What matters is the bow that expresses, and in expressing strengthens, a genuine regard for the other person.

The thirty-second pour

This double insight feels especially relevant now. Digital life has stripped away many of the small forms that once structured our encounters. Messages go unanswered, conversations end without goodbyes, and people vanish from each other's lives with a single click. Each omission can be excused on grounds of efficiency. But Confucius would ask what we are training ourselves into. A person who never practises small acknowledgements may slowly lose the capacity for large ones.

Harumi Sato-Linde, who teaches tea ceremony to students from around the world in a small room above a Kyoto bookshop, spends the first lessons on almost nothing but pouring. Students are often impatient, she says, wanting to reach what they imagine is the real content. Only later do they realise that the pouring was the content, and that learning to attend fully to another person's cup is a way of learning to attend to the person.

Pouring tea for someone takes thirty seconds. Those thirty seconds tell them they are not an interruption.

None of this requires adopting the rituals of another culture wholesale. The point is to take our own small forms seriously. Replying to a message, even briefly. Saying goodbye before leaving a call. Thanking the person who held the door. Walking a guest to the gate rather than closing the door behind them. These are not trivial gestures on the way to real ethics. On the Confucian view, they are among the ways real ethics is built, one repetition at a time.

There is a risk, of course, that courtesy hardens into mere form, or into a tool for excluding those who do not know the rules. Confucius was alert to this, which is why he insisted that ritual must be animated by humaneness. But the opposite danger, a world in which we no longer bother, seems more pressing today. The shop assistant in Kyoto, bowing at the door, is not performing a quaint tradition. She is keeping something alive.