Put yourself out on a limb, sucka, like me! - young Cassius Clay to heavily favored thug Sonny Liston during the weigh in before Cassius wins his first title and changes his name to Muhammad Ali.

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

People don't realise what they had till it's gone. Like President Kennedy - nobody like him. Like The Beatles, there will never be anything like them. Like my man, Elvis Presley - I was the Elvis of boxing.

I’m gonna whup whoever stole my bike!

I'm so fast I run through a hurricane and not get wet. George Foreman is gonna pay me a dept.

Wouldn't it be a beautiful world if just 10 percent of the people who believe in the power of love would compete with one another to see who could do the most good for the most people?

God gave me Parkinson's syndrome to show me I'm not 'The Greatest' - he is.