With the adult ones, I feel I need to get as deep inside the psychology of a character as I can, and that needs to be first-person. In the children's books, I feel I need some distance. I don't want to be the nine-year-old at the center of the story. I need to have some type of narrative voice.

Well you've been brought here against your will, just like I have. If you ask me, we're all in the same boat. And it's leaking.

I think that books for young people should have serious and important themes, they shouldn't be trivial. So the books I write, they would be the kind of stories you would write in an adult novel only they just happen to feature a child at the center of them.

I don't change the language for children books. I don't make the language simpler. I use words that they might have to look up in the dictionary. The books are shorter, but there's just not that much difference other than that to be honest. And the funny thing is, I have adult writer friends [to whom I would say], "Would you think of writing a children's book?" and they go, "No, God, I wouldn't know how." They're quite intimidated by the concept of it. And when I say to children's books writers, would they write an adult book, they say no because they think they're too good for it.

He suddenly became convinced that if he didn’t do something sensible, something to put his mind to some use, then before he knew it he would be wondering round the streets having fights with himself and inviting domestic animals to social occasions too.

(J)ust because your version of normal isn't the same as someone else's version doesn't mean that there's anything wrong with you.

He looked down and did something quite out of character for him: he took hold of Shmuel's tiny hand in his and squeezed it tightly. "You're my best friend, Shmuel," he said. "My best friend for life.