I didn't cry much after I was 35, but staggered stony-faced into middle age, a handkerchief still in my bag just in case.

We have a number of very powerful women in the world now - Mrs. [Angela] Merkel, who the Germans call Mutti. What did we call Mrs. [Margaret] Thatcher? When she was minister of education, she stopped the children's free school milk. This may sound quaint, but after the war we were such a malnourished nation that part of the founding of the welfare state were public health initiatives. Every little schoolchild got milk. Mrs. Thatcher stopped it. They called her "Maggie Thatcher, milk snatcher."

I was the subject of an experiment in love. I lived my life under her gaze, undergoing certain trials for her so that she would not have to undergo them for herself. But, how are our certainties forged, except by the sweat and tears of other people? If your parents don't teach you how to live; you learn it from books; and clever people watch you learn from your mistakes.

Write a book you'd like to read. If you wouldn't read it, why would anybody else? Don't write for a perceived audience or market. It may well have vanished by the time your book's ready.

If you get stuck, get away from your desk. Take a walk, take a bath, go to sleep, make a pie, draw, listen to music, meditate, exercise; whatever you do, don't just stick there scowling at the problem. But don't make telephone calls or go to a party; if you do, other people's words will pour in where your lost words should be.

Like every writer, I'm drawn by unlikely juxtapositions, precisely-dated and once-only collisions between people from different worlds.

You mustn't stand about. Come home with me to dinner.’ ‘No.’ More shakes his head. ‘I would rather be blown around on the river and go home hungry. If I could trust you only to put food in my mouth – but you will put words into it.