The perfect equation is form equals content. The style of the film reflects the story, and that's what you're always aiming for. You're not always necessarily successful at it, but that's the ambition that you're trying to do.

Brian Cox is the nicest guy, but he's so arrogant.

I've never done a film before where every single person in the audience knows the ending. I mean suspense, twists are almost impossible these days. People are blogging your endings from their cinema seats.

The individual will to survive is often seen as just that, an individual thing. In fact, it's sort of a gene we all carry and like a network of computers it all contributes in some way to when it's individually needed.

I like to hide behind my intellect. But the truth is, unless all of us start getting honest about what the reality is, things aren't going to change. If we all keep pretending that we know stuff and if everyone else would do what we knew and everything would be a better place, then nothing is going to change.

That survival instinct, that will to live, that need to get back to life again, is more powerful than any consideration of taste, decency, politeness, manners, civility. Anything. It's such a powerful force.

Events in the present can trigger quite a young part of ourselves. If we don't take responsibility and start looking after that young part of ourselves, we can start asking partners to look after that part of ourselves or we wound ourselves.