It's the emotional punches that you can't see that are just overwhelmingly devastating to your heart - your moral fiber.

People love you when you're successful, but if you're not, who really cares about you?

I can quit boxing now and practically go into any kind of business and I'll be successful just as well as I was in boxing.

One of my friends once saw another guy's (criminal) record and said, 'Look, this guy is a born troublemaker, just a loser.' I had to tell him, 'No, that's my record - and it doesn't include my juvenile history.'

Becoming a vegan gave me another opportunity to live a healthy life. I was so congested from all the drugs and bad cocaine, I could hardly breathe, [I had] high blood pressure, [was] almost dying [and had] arthritis. And once I became a vegan all that stuff diminished.

When I was young, I thought I was a god. Now, I just basically work on staying humble. My priorities changed. Just to be able to try to change them - that was frightening to me.

I didn't know how to be any other way. I felt like one of those barbarian kings just coming to conquer the Roman Empire.