I did a production of 'Journey's End,' an RC Sherriff play about World War I, at the Edinburgh Festival. I was 18 and it was the first time that people I knew and loved and respected came up to me after the show and said, 'You know, you could really do this if you wanted to.'

We are what the past has made us. We are what the future will make us. Live now. Right now.

There is so much poverty and desperation in South Sudan, and yet each side is militarily equipped.

I was so lucky because what I did in 'Thor' was I built the character from the ground up - the foundations of his spirit, really. He was someone who was born with an expectation that he would one day be a king, born with an entitlement.

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.

South Sudan is the youngest nation on the planet.

I personally feel that people feel very reassured by nature because it makes us feel small and that's a good thing for human beings and for society.