Fiction that responds to recent world events is a hostage to fortune because all momentous events look very different a year, two years, three years later.

And what he meant was that maths wasn't like life because in life there are no straightforward answers in the end

There's something rather wonderful about the fact that Oxford is a very small city that contains most of the cultural and metropolitan facilities you could want, in terms of bookshops, theatre, cinema, conversation. But it's near enough to London to get here in an hour, and it's near enough to huge open spaces without which I would go insane.

I was born too late for steam trains and a lazy eye meant I'd never be an astronaut.

And people who believe in God think God has put human beings on earth because they think human beings are the best animal, but human beings are just an animal and they will evolve into another animal, and that animal will be cleverer and it will put human beings into a zoo, like we put chimpanzees and gorillas into a zoo. Or human beings will all catch a disease and die out or they will make too much pollution and kill themselves, and then there will only be insects in the world and they will be the best animal.

A lot of roles for people with disabilities are quite patronising. It's a real pity when they are just used to give dull PC kudos to a drama, or when they're wheeled on in a tokenistic way without any real involvement in the plot.

I started writing books for children because I could illustrate them myself and because, in my innocence, I thought they'd be easier.