I know that sounds contradictory - you're going on a journey, but once you know who your characters are, you become more disciplined and you film less and less.

I don't have any advice at all. I think we all make the films that reflect the kind of people we are; we all make such different films. There's not just one way of doing it.

I don't make 'issue' films. I like making films about rebels or pioneers or people that are doing something.

The magic of documentary is that I keep being surprised and amazed by the things I film.

Personally, I don't like watching films about victims - people where you're meant to think, 'Oh, this is terrible,' and you go home feeling really depressed.

I remember very clearly when I found my first soulmate, it was actually in my late 20s, that wonderful feeling of being accepted by people.

By thinking of the good things you want to happen as part of a regular routine, you are creating a positive energy.

Until you become so passionate about you and your business no one will. You are your first cheerleader and business promoter.

If you have to pay the bills, and you write something you're not proud of, use a pen-name for that.

When you make something you are always offering some choices and denying others.

I had a baby with no pain medicine, mainly because most people I talked to didn't think I'd be able to do it. So there!

Bullshit is a greater enemy of the truth than lies are.

It wasn't until I got involved in Doctor Who that I started doing dramas on television.

I believe it's easy to serve God if we learn to hear from Him before we struggle to do things for Him that He never asked us to do.

A real Rembrandt hung in a millionaire's home elevator would undoubtedly make for kitsch.

Remember that 'plumber in space' is not such a bad setup for a story.