An unexamined idea, to paraphrase Socrates, is not worth having and a society whose ideas are never explored for possible error may eventually find its foundations insecure.

The art of teaching is the art of assisting discovery.

If you look around the table and you can't tell who the sucker is, it's you.

Any piece of knowledge I acquire today has a value at this moment exactly proportional to my skill to deal with it. Tomorrow, when I know more, I recall that piece of knowledge and use it better.

Respect for the Truth is an acquired taste.

Nothing in man is more serious than his sense of humor; it is the sign that he wants all the truth.

The art of reading is the art of adopting the pace the author has set. Some books are fast and some are slow, but no book can be understood if it is taken at the wrong speed.

Bring ideas in and entertain them royally, for one of them may be the king.

Our best chance for happiness is education.

There are two statements about human beings that are true: that all human beings are alike, and that all are different. On those two facts all human wisdom is founded.

There is one thing we can do, and the happiest of people are those who do it to the limit of their ability. We can be completely present.

Carry your candle of light to every dark place.

Stop comparing where currently stand to where others are, and start focusing on pushing yourself hard enough to consistently climb to greater heights.

When everyone is against you, it means that you are absolutely wrong--or absolutely right.

Moments of kindness and reconciliation are worth having even if the parting has to come sooner or later.

Any doctor will admit that any drug can have side effects, and that writing a prescription involves weighing the potential benefits against the risks.

Don't call my lyrics poetry. It's an insult to real poets.

Maintain a childhood enthusiasm for the game of golf.

There is nothing so fleeting as the memory of benefits received.

Why do you need to drive a Ferrari to get stuck in a traffic jam anyway? How do people afford these cars?

So much torture, bloodshed, deceit. You cannot make your young people practice torture twenty-four hours a day and not expect to pay a price for it.