What moves me in art is how we question who we are as people.

It's not great if someone gives you sort of bland praise without giving you clear direction and say, "This is good, let's try it like this." I have worked with someone who seemed quite inarticulate and just would say, "That's good, that's good." That's very frustrating because - it's nice to know something is good but you know it can always change.

Kenya doesn't have much of an infrastructure for hosting a film of this scale. Our producer decided that for the film to really work it had to be in Kenya.

The film depends on the audience's belief in this relationship.

There is a humanitarian impulse that one aspires to and there are days when one doesn't do it very well.

I spent the past week here in India getting a sense of the reality of HIV and AIDS in people's lives. Fathers and mothers are dying, leaving children with no support. Stigma and discrimination is ruining the family lives. There is an urgent need for education, information, and increased awareness of HIV and AIDS. The response needs to be now. We cannot afford to become fatigued.

You have to just dive over the edge. You haven't got time to mess about.