At twenty life was like wrestling an octopus. Every moment mattered. At thirty it was a walk in the country. Most of the time your mind was somewhere else. By the time you got to seventy, it was probably like watching snooker on the telly.

You love someone, you've got to let something go.

I went to boarding school and then I went to Oxford, and I know how easy it is for certain groups of people to become wholly insulated from ordinary life.

As a teenager, I was always this strange mixture of kind of vice-captain of the rugby team and sensitive artist type the rest of the time. I was sent away to this public school in the middle of nowhere, and I think we managed to completely miss out on normal youth culture.

Prime numbers are what is left when you have taken all the patterns away. I think prime numbers are like life. They are very logical but you could never work out the rules, even if you spent all your time thinking about them.

Most murders are committed by someone who is known to the victim. In fact, you are most likely to be murdered by a member of your own family on Christmas day.

I am atheist in a very religious mould. I'm always asking myself the big questions. Where did we come from? Is there a meaning to all of this? I read the King James Bible, as all English writers should. And when I find myself in church, I edit the hymns as I sing them.