The key to success? Work hard, stay focused and marry a Kennedy.

I’ve starred in a lot of science fiction movies and, let me tell you something, climate change is not science fiction, this is a battle in the real world, it is impacting us right now.

Bodybuilders party a lot, and once, in Gold’s - the gym in Venice, California, where all the top guys train - there was a black girl who came out naked. Everybody jumped on her and took her upstairs, where we all got together.

If you want to be a champion you cannot have any kind of an outside negative force coming in to deflect you.

Obviously, I've made statements that were ludicrous and crazy and outrageous and all those things, because that's the way I always was.

Discipline is what you use when you don't want to do something, when you have to force yourself.

Learned helplessness is the giving-up reaction, the quitting response that follows from the belief that whatever you do doesn't matter.