I don't want to be grotesque, but when you're 330 pounds, it's hard to wipe your a-. You know?

I'm trying to figure things out in the world. No one knows what this life thing is all about - there's no manual. Just trying to figure it out.

He was screaming like my wife.

I don't have to be that gentleman ["baddest man on the planet"] anymore. Now I have to be "this" guy. And in order to be "this" guy, I have to be smiling, I have to be gregarious, I have to be entertaining, and I have to be friendly. This is what my career needs now. I've adapted. But 20 years from now, I may need a different persona.

Lennox Lewis, I'm coming for you man. My style is impetuous. My defense is impregnable, and I'm just ferocious. I want your heart. I want to eat his children. Praise be to Allah!

He didn't have no respect as a professional fighter should, no class. I was going to make him pay with his health for everything he said... I wanted to do it very slowly. I wanted him to remember this for a long time.

Nietzsche's my favorite. He's just insane.