Sylvia loved secrets and even if she didn't have any secrets she made sure that you thought she did. Amelia had no secrets, Amelia knew nothing. When she grew up she planned to know everything and to keep it all a secret.

I can't help but think that it's an unfortunate custom to name children after people who come to sticky ends. Even if they are fictional characters, it doesn't bode well for the poor things. There are too many Judes and Tesses and Clarissas and Cordelias around. If we must name our children after literary figures then we should search out happy ones, although it's true they are much harder to find.

Why do cats sleep so much? Perhaps they've been trusted with some major cosmic task, an essential law of physics - such as: if there are less than five million cats sleeping at any one time the world will stop spinning.

I've always loved mysteries, the something there that you didn't know, and with 'Case Histories' I just decide to make that more up-front.

My father was an autodidact. It wasn't a middle-class house. Shopkeepers are aspirant. He paid for me to go to private school. He was denied an education - he had a horrible childhood. He got a place at a grammar school and wasn't allowed to go.

I feel as if I’m waiting for something dreadful to happen, and then I realize it already has.

Everyone said, 'Well, you're very old for a first novel,' and I said, 'How do you write when you haven't lived? How do you write when you have no experience? How do you write straight out of university?