One of the truest tests of integrity is its blunt refusal to be compromised.

The greatest minds are capable of the greatest vices as well as of the greatest virtues.

Every intelligent individual wants to know what makes him tick, and yet is at once fascinated and frustrated by the fact that oneself is the most difficult of all things to know.

Judge a man by his questions rather than by his answers.

Each problem that I solved became a rule which served afterwards to solve other problems.

Dark and difficult times lie ahead. Soon we must all face the choice between what is right and what is easy.

For beautiful eyes, look for the good in others; for beautiful lips, speak only words of kindness; and for poise, walk with the knowledge that you are never alone.

Colorless green ideas sleep furiously

The oldest, shortest words- 'yes' and 'no'- are those which require the most thought.

We learn from our gardens to deal with the most urgent question of the time: How much is enough?

The noblest pleasure is the joy of understanding.

I dream. Sometimes I think that's the only right thing to do.

Attachment is the great fabricator of illusions; reality can be attained only by someone who is detached.

Don't expect to build up the weak by pulling down the strong.

Confidence is contagious. So is lack of confidence.

Talent is God given. Be humble. Fame is man-given. Be grateful. Conceit is self-given. Be careful.

If you do what you've always done, you'll get what you've always gotten.

Every aquarium will eventually leak.

Experience is merely the name men gave to their mistakes.

A single lie destroys a whole reputation of integrity.

Never argue with an idiot. They drag you down to their level and then beat you with experience.