In the information age, you don't teach philosophy as they did after feudalism. You perform it. If Aristotle were alive today he'd have a talk show.

Critics have told me I've ruined the lives of 50 million young people. I can't be certain of this, since only about 10 million have ever come back to thank me.

The program is a voyage chart, a series of signals, which, like the pilot's radio, provides the basic orienting information required for the trip.

If you want to change the way people respond to you, change the way you respond to people.

Of course, the drug does not produce the transcendent experience. It merely acts as a chemical key — it opens the mind, frees the nervous system of its ordinary patterns and structures.

If you listen to neurologists and psychiatrists, you'd never fall in love.

Anything is possible after midnight.