Most people don’t notice I’m polite, which is sort of the point. I don’t look polite. No soul would associate me with watercress sandwiches. Still, every year or so someone takes me aside and says, you actually are weirdly polite, aren’t you? And I always thrill. They noticed.

The compliments don’t always formulate it so gently. For example, two years ago at the end of an arduous corporate project, slowly turning a thousand red squares in a spreadsheet to yellow, then green, my officemate turned to me and said: “I thought you were a terrible ass-kisser when we started working together.”

She paused and frowned. “But it actually helped get things done. It was a strategy.” She was surprised to see the stubborn power of politeness over time. Over time. That’s the thing. Here are a few tips in the video below….