In life, unlike chess, the game continues after checkmate.

It is not so much that I have confidence in scientists being right, but that I have so much in nonscientists being wrong.

The intelligent man is never bored.

All you have to do is take a close look at yourself and you will understand everyone else.

The true delight is in finding out rather than in knowing.

Never let your sense of morals get in the way of doing what's right.

To succeed, planning alone is insufficient. One must improvise as well.

It is well-known that the friend of a conqueror is but the last victim.

Any teacher that can be replaced by a computer should be replaced by a computer.

Man's greatest asset is the unsettled mind.

Life is a journey, but don't worry, you'll find a parking spot at the end.

Any book worth banning is a book worth reading.

Violence is the last refuge of the incompetent.

The day you stop learning is the day you begin decaying.

It has been my philosophy of life that difficulties vanish when faced boldly.

The easiest way to solve a problem is to deny it exists.

People who think they know everything are a great annoyance to those of us who do.

People think of education as something that they can finish.

The saddest aspect of life right now is that science gathers knowledge faster than society gathers wisdom.