To the people that have said I'm too small, I'm not fast enough, I don't have what it takes, I'm not strong enough. THANK YOU

It's hard to be humble, when you're as great as I am.

Someone stole my bicycle and I said I was going to learn to fight so that I could catch him and beat him up. But I never did catch him. But I ended up the champ of the whole world.

Age is whatever you think it is. You are as old as you think you are.

Inside of a ring or out, ain't nothing wrong with going down. It's staying down that's wrong.

I just won the gold medal and I couldn't eat downtown. I said, 'Something's wrong.' And from then on, I've been a Muslim.

I had something to do, which most kids really need. Something they can look forward to - a goal, a purpose to work towards. Something to achieve. Keeps them out of trouble.