The first film is everything you want to say and how you want to say it. Lots of directors will do that and do it really well, but the second film is not so easy.

If I hadn't been a part of [Harry Potter] I would have been deeply upset.

Snowpiercer has both [optimistic and pessimistic]. It was essentially optimistic. The most pessimistic was my part, because of his knowledge. He knows how it started. The status quo, he knows, has to be maintained, otherwise there is no chance. He knows that this revolution is completely understandable and is also commendable. He also knows the negatives. In the end, that's not a very positive position to be in.

By the very nature of being a clergyman's son, people tend to put you slightly apart, which is - you tend to live a life, at some stages, as being - people being suspicious of you and puts you rather on a - I don't mean lonely, particularly. But it does tend to put you apart.

If you listen, you learn; if you talk, you don't.

With [Fred] Zinnemann I did A Man For All Seasons. He was my screen godfather. I'm happy to say he was.

Developing characters is a collective process, on one hand; it's an individual process on the other. The truth is rarely pure and never simple, as dear Oscar Wilde would say. A great of it, of course, is, you collect as much information as you can and then you put it into the mulberry of your mind and hope that you come up with a decent wine. Sometimes you do; sometimes you don't.