"I've told you all, I'm a bad man. I'm the heavyweight boxing champion of the world, and I'm the most recognized face on the planet."

"My toughest opponent was 'myself'. I always had to be the greatest."

"I'd rather be a Muslim than a Christian, because Christians believe in a white God and a white Jesus, and I don't believe in that."

"I'm going to retire and become a spiritual leader."

"I'm not afraid of nobody. I'm not afraid of nothing."