Muhammad Ali

I'm not the greatest; I'm the double greatest. Not only do I knock 'em out, I pick the round.

I'm not the greatest; I'm the double greatest. Not only do I knock 'em out, I pick the round.

Superman don't need no seat belt. [Comment to flight attendant, who replied, 'Superman don't need no airplane, either.']

Superman don't need no seat belt. [Comment to flight attendant, who replied, 'Superman don't need no airplane, either.']

There are more pleasant things to do than beat up people.

There are more pleasant things to do than beat up people.

Boxing is a lot of white men watching two black men beat each other up.

Boxing is a lot of white men watching two black men beat each other up.

He who is not courageous enough to take risks will accomplish nothing in life.

He who is not courageous enough to take risks will accomplish nothing in life.