The great fun of doing new plays is that people have no idea what's going to happen next. That goes quite soon, as people start talking about it, and the only way you can keep hold of that is genuinely to keep changing it.

If I wanted to work financially, I would have made a series of different choices. I do get offered lots of movies which you could make a lot of money out of. And I always say, 'Why would I do that, when someone else could do it much better than me? Why would I want to do an action picture? Why?

There are a few writers that one has a relationship with that means, basically, you do whatever they say. One is Caryl Churchill, and the other is David Hare.

With journalism, films always have to be to do with some personal statement of your own. As a general rule, I resist that. In the States, a question that kept coming up was this: how can you, as a man, talk about three women?

Every now and then I have to teach directing. The thing about the theatre is that the most important thing you can do as a director is to make sure that everybody is in the same world - you have to create the world and make sure everyone buys into it.

When I got married, my mother was very surprised. She said: What on earth is going on? I thought you were gay?

I have never been motivated by money in my life. You can't make choices based on what the financial return might be.