No boxer in the history of boxing has had Parkinson's. There's no injury in my brain that suggests that the illness came from boxing.

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

I feel like this week is going to be like a boxing training camp, ... Float like a butterfly, Sting like a bee. Watch out Richard Cheney, I've arrived in Kentucky.

The service you do for others is the rent you pay for the time you spend on earth.

Only a man who knows what it is like to be defeated can reach down to the bottom of his soul and come up with the extra ounce of power it takes to win when the match is even

My toughest fight was with my first wife.