I don't measure a man's success by how high he climbs

I don't measure a man's success by how high he climbs but how high he bounces when he hits bottom.

Everyone has talent. What is rare is the courage to follow the talent to the dark place where it leads.

It's not the size of the dog in the fight, it's the size of the fight in the dog.

It's not what you do once in a while, it's what you do day in and day out that makes the difference.

The future has several names. For the weak, it is the impossible. For the fainthearted, it is the unknown. For the thoughtful and valiant, it is the ideal.

The book is never closed until you close it yourself.

If you have built castles in the air, your work need not be lost; that is where they should be.  Now put foundations under them.

The only man who never makes a mistake is the man who never does anything.

Ability may get you to the top, but it takes character to keep you there.

It is our choices that show what we truly are, far more than our abilities.