People who are unable to motivate themselves must be content with mediocrity, no matter how impressive their other talents.

The question isn't who is going to let me; it's who is going to stop me.

Patience is bitter, but its fruit is sweet.

Differences are not intended to separate, to alienate. We are different precisely in order to realize our need of one another.

I not only use all the brains that I have, but all that I can borrow.

Impossible is a word to be found only in the dictionary of fools.

What lies behind us and what lies before us are tiny matters compared to what lies within us.

Never let the future disturb you. You will meet it, if you have to, with the same weapons of reason which today arm you against the present.

I wouldn't say I was the best manager in the business. But I was in the top one.

I'd rather be an optimist and a fool than a pessimist and right.

Once you learn to quit, it becomes a habit.

One of the things I learned when I was negotiating was that until I changed myself, I could not change others.

I love those who can smile in trouble...

Our lives begin to end the day we become silent about things that matter.

Don?t only practice your art, but force your way into its secrets, for it and knowledge can raise men to the divine.

No leader can be too far ahead of his followers.

To myself I am only a child playing on the beach, while vast oceans of truth lie undiscovered before me.

First they ignore you, then they ridicule you, then they fight you, and then you win.

Life is like riding a bicycle. To keep your balance, you must keep moving.

Always do what you are afraid to do.

I work hard, and I do good, and I'm going to enjoy myself. I'm not going to let you restrict me.