Filling a need is not merely good business; it's a basic attitude towards life. If you see a need, do whatever you can to meet that need.

People are hurt in love affairs and never recover, more than a boxing match.

Don't let any opportunity lead you away from serving God. That's a price that's too high to pay.

I didn't love school because I wanted to disguise that I was poorer than everybody else. So when I was a teen I reached out in a wrong way. I started to be a mugger, to rob people in the streets, just to supply for my needs.

I'm the world heavyweight champion. I consider myself a citizen of the whole world.

Sonny Liston stood up to me and actually made me give ground. No one has ever done that to me before or since.

If you want to be obsessed to be your best, you must get ride of the negative things that are weighing you down.