If I am acting out in any particular way that is harmful to myself - without a shadow of doubt, there is a feeling suppressed under wanting that second candy bar. Often, it is that little voice I haven't paid attention to. It's generally not the adult voice. If I take a moment to address that and figure out what that is, the desire for the candy bar seems to dissipate.

Come a crisis, we want other people.

Everybody expects you to be qualified to talk about your films, but in a way, you're the least qualified person to talk about them. When you're finished, you don't watch them at all.

Some of us are interested in directors, but really the vast majority of us are interested in actors. You experience the films through the actors, so they're all locked into your imagination in some kind of layer of fantasy or hatred or wherever they settle into your imagination.

I always felt it is not good if you feel like you would know how to do something. I've made mistakes of telling people: I know how to do this. And it should feel dangerous. That is the only way to stay alert, to keep the adrenaline running.

Even though one of them is about an Edinburgh junkie and ones a little boy of eight in Manchester, you want them to always portray their world in such a vivid way that the audience can disappear inside the story.

There's lots of things that can be solved with cash. And there's occasional things that can't be solved with cash, which become a bureaucratic nightmare for some reason, and there's no distinction between the two. There's no way of reading a situation and saying, "Yes, that'll be a bureaucratic nightmare, but that one we'll be able to buy off." It just depends on the day, apparently.