When I see great boxers, it's like reading a wonderful poem.

Acting with creatures that aren't there is kind like acting with an actor who refuses to come out of his trailer. You still have to go on and do the scene.

Acting is invigorating. But I don't analyse it too much. It's like a dog smelling where it's going to do its toilet in the morning.

At the Sex Institute in Bloomington, Indiana, they were a phenomenal help, too. We went out there for a few days, and they gave us access to materials. And the biographies, there are four or five, ranging from very poor to excellent.

It's always fun to do the fight sequences and then to complete them, because some of them are quite complicated - with guns and so on - and there's always things that can go wrong. It's fun to shoot those things because we rehearse them very strenuously. It's fun to shoot them, and fun to know they're finished, that they're in the can so to speak.

When I see great boxers, it's like reading a wonderful poem.

In Los Angeles, it's like they jog for two hours a day and then they think they're morally right. That's when you want to choke people, you know?