Champions have to have the skill and the will. But the will must be stronger than the skill.

When I beat Sonny Liston, I shocked the world. When I joined the Muslims, I shocked the world. When I beat George Forman, I shocked the world. I am from the House of Shock

You lose nothing when fighting for a cause ... In my mind the losers are those who don't have a cause they care about.

Impossible is not a fact, it's an opinion.

I used to ask my brother Rudy to throw rocks at me. I'd dodge every one. That's how I learned how to bob and weave: ducking rocks.

They say actually every time I enter the ring, in a way, I`m going to the war. They say to me daily, you are a prized fighter, what`s the difference? And I like to say to those critics of the press and the others that there is one hell of a lot of difference in fighting in a ring and going to war in Vietnam.

It's a dare. Impossible is potential. Impossible is temporary. Impossible is nothing.