Don't mistake activity with achievement.

What I cannot create, I do not understand.

Leadership and learning are indispensable to each other.

People refuse to take chances in business, because they fear the criticism which may follow if they fail.

The best of artists has no conception that the marble alone does not contain within itself.

A creative man is motivated by the desire to achieve, not by the desire to beat others.

Success is going from failure to failure without loss of enthusiasm.

A man paints with his brains and not with his hands.

Effective communication is 20% what you know and 80% how you feel about what you know.

If you don't have time to do it right, when will you have the time to do it over?

The man who is swimming against the stream knows the strength of it.

A great secret of success is to go through life as a man who never gets used up.

Four things for success: work and pray, think and believe.

The day science begins to study non-physical phenomena, it will make more progress in one decade than in all the previous centuries of its existence.

Rich people have small TVs and big libraries, and poor people have small libraries and big TVs.

Our fatigue is often caused not by work, but by worry, frustration and resentment

I readily absorb ideas from every source, frequently starting where the last person left off

To know what people really think, pay regard to what they do, rather than what they say.

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

Be a yardstick of quality. Some people aren't used to an environment where excellence is expected.

It is hard to fail, but it is worse never to have tried to succeed.