Float like a butterfly, sting like a bee.

Your body is sacred. You’re far more precious than diamonds and pearls, and you should be covered too.

I should be a postage stamp, because that's the only way I'll ever get licked. I'm beautiful. I'm fast. I'm so mean I make medicine sick. I can't possibly be beat.

Success is not achieved by winning all the time. Real success comes when we rise after we fall.

Whoever listens to slander is himself a slanderer.

Stay in college, get the knowledge. And stay there until you're through. If they can make penicillin out of moldy bread, they can sure make something out of you. Advice to a young person to continue his education.

When I was a kid I got mad enough to want to kill somebody but as you travel the world and I'm struggling with a freedom fight against nations, you can't get enough hate in you to be mad at one man just because it's a boxing match. Never. Even Floyd Paterson, who condemned my Islamic religion and didn't want to call me Muhammad Ali and said I should've gone to the army and I should be in jail.