I wouldn't be able to write a song like 'Someone Like You' and get someone else to sing it because it's so personal. It's like giving away your heart.
But what really excited me was the idea that humans had a tremendous pre-history that went back millions of years. I wanted to go to Africa to find some of these creatures.
Acting is not that far from mental disease: An actor works on splitting his character into others. It is like a kind of schizophrenia.

