Mohammad Ali.

I’m so fast that last night I turned off the light switch in my hotel room and was in bed before the room was dark.

If they can make penicillin out of moldy bread, they can sure make something out of you.

I hated every minute of training, but I said, “Don’t quit. Suffer now and live the rest of your life as a champion.”

The man who views the world at 50 the same as he did at 20 has wasted 30 years of his life

Silence is golden when you can’t think of a good answer.

It isn’t the mountains ahead to climb that wear you out; it’s the pebble in your shoe

The man who has no imagination has no wings

He who is not courageous enough to take risks will accomplish nothing in life.

Float like a butterfly, sting like a bee.