A rooster crows only when it sees the light. Put him in the dark and he'll never crow. I have seen the light and I'm crowing.

Friendship is definitely the most difficult detail on the globe to elucidate. It is really not something you understand at school. But if you have not realized the which means of friendship, you truly have not realized anything.

The man of least capacity is the one who shows himself incapable of self-correction.

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.

Scatter abroad what you have already amassed rather than pile up new wealth.

There are two things that are hard to hit and see. That's a spooky ghost and Muhammad Ali.

Boxing is a stepping stone just to introduce me to the audience. If I was still in Louisville, Kentucky and never was a boxer I still might get killed next week in some kind of freedom struggle and you'd ever hear the news.