Everyone says "I wish I was in your shoes...", the hundreds of people that wish they were in my shoes don't know the tenth of it. If they were in my shoes they would cry like a baby.

Every great general and warrior from the beginning of time was high.

Boxing brought me money and fame, but it never brought me no happiness.

Confidence applied properly is the path of genius. You must always be in a state of confidence. And the way you sustain a state of confidence is by testing yourself. Difficult quagmires that may occur; there's always a test. You have to seek them out. You constantly have to test yourself to prepare for these quagmires. That's why I always put myself to the test.

You can't stay married in a situation where you are afraid to go to sleep in case your wife might cut your throat.

I had it in my mind: to be confident, and to keep saying that until the confidence appeared. But I took it too far. Confidence did help make me champion, but, man, I took it to a whole different level. I was a megalomaniac. I was not humble and it eventually came back on me. So I want my kids to know, keep humbleness and kindness in their hearts. It will prevail.

It's interesting that you put me in the league with those illustrious fighters [Muhammad Ali, Joe Louis, Jack Johnson], but I've proved since my career I've surpassed them as far my popularity. I'm the biggest fighter in the history of the sport. If you don't believe it, check the cash register.