It's definitely important to stay true to yourself and stay close to those people who you were close to before [becoming famous]. Family, your friends, and just not let that outside stuff get to you.

The day I finished 'Twilight,' I came home and started bulking up. For 'New Moon,' I'm 30 pounds heavier than I was in 'Twilight.'

Honesty and loyalty are key. If two people can be honest with each other about everything, that's probably the biggest key to success.

If I had to choose, I would never take my shirt off again in a movie, but I guess that's not very realistic. I certainly won't be asking to do it, though.

Probably the people around me and the people I care about. They are my motivation. That's probably what drives me to succeed. Family and friends.

Does my being half-naked bother you?

When I went to Australia, I went shark diving. It was crazy. It was called 'extreme' shark diving because even though we were in cages, we literally could touch the sharks swimming by. They were huge and I'm terrified of sharks. Then I went to a wildlife park and held kangaroos. That was nice.