When I think of invention, I always think of America. You're always seeing ads: 'Have you got the next big idea?' There seems to be that spirit in America of inventions and inventors.

I think of stress as the creator of cancer and heart attacks, like a tiny little ball you feed. I believe that one of the reasons I've never got ill is that I'm not stressed.

We have hated the French for years. Now you have just joined the club. It makes you much more likable.

I should get a dog. I would get a rescue dog. I like mutts; I don't care. I would probably get a three-legged dog no one else would want.

Everyone who turns up on 'X Factor' does it because a door has been closed to them at some time in their lives, and this is the only shot they have got.

I was slightly cynical of the American mentality before I came over here, but now I preach it. Here, no one's going to tear you down if you buy yourself a $300,000 car. They're likely to say: "Well, you probably worked hard for it. Good luck to you."

Money brings you security and choice. You can make decisions in a different way if you have a lot of money. But when you have nothing, you have a naivety, and a more fearless attitude because you have nothing to lose.