I didn't write with a target audience in mind. What excited me was how much I would enjoy writing about Harry. I never thought about writing for children - children's books chose me. I think if it is a good book anyone will read it.

I've wanted to be an author as long as I can remember. English was always my favorite subject at school, so why I went on to do a degree in French is anyone's guess.

Of course not,” said Hermione. “Everything we need is here on this paper.

Sirius — it’s me . . . it’s Peter . . . your friend . . . you wouldn’t . . .” Black kicked out and Pettigrew recoiled. “There’s enough filth on my robes without you touching them,” said Black.

I solemnly swear that I am up to no good.

The truth is always easier than a lie or an evasion - easier to deal with and easier to live with.

You must accept the reality of other people. You think that reality is up for negotiation, that we think it's whatever you say it is. You must accept that we are as real as you are; you must accept that you are not God.