Heath Ledger's performance in The Dark Knight quite simply changed the game. He raised the bar not just for actors in superhero films, but young actors everywhere; for me. His performance was dark, anarchic, dizzying, free, and totally, thrillingly, dangerous.

As a citizen, you have a duty to ask what is true and what is false.

If you are at a boys' school, especially, there is a level of bravado that you have to keep up otherwise you'll get picked on.

Never, ever, let anyone tell you what you can and can't do. Prove the cynics wrong. Pity them for they have no imagination. The sky's the limit. Your sky. Your limit. Now. Let's dance.

Never stop. Never stop fighting. Never stop dreaming. And don’t be afraid of wearing your heart on your sleeve - in declaring the films that you love, the films that you want to make, the life that you’ve had, and the lives you can help reflect in cinema. For myself, for a long time… maybe I felt inauthentic or something, I felt like my voice wasn’t worth hearing, and I think everyone’s voice is worth hearing. So if you’ve got something to say, say it from the rooftops.

I've done my share of period stuff. I'm not sure why, but people say I have a period face. The bread and butter of British TV is Jane Austen adaptations and bridges and bonnets and boats and horses.

The difference between a hero and a villain is that they just make different choices.