During my boxing career, you did not see the real Muhammad Ali. You just saw a little boxing and a little showmanship. It was after I retired from boxing that my true work began.

It's the repetition of affirmations that leads to belief. And once that belief becomes a deep conviction, things begin to happen.

Oh! how the hours hasten to change into days, the days into months, the months into years, and those into life's annihilation!

I don't count my sit-ups. I only start counting when it starts hurting. That is when I start counting, because then it really counts. That's what makes you a champion.

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

We must not only control the weapons that can kill us, we must bridge the great disparities of wealth and opportunity among the peoples of the world, the vast majority of whom live in poverty without hope, opportunity or choices in life. These conditions are a breeding ground for division that can cause a desperate people to resort to nuclear weapons as a last resort. Our only hope lies in the power of our love, generosity, tolerance and understanding and our commitment to making the world a better place.

Stumbling is the fruit of haste.