“Civilization is unbearable, but it is less unbearable at the top.”

“If you don't like what you're doing, you can always pick up your needle and move to another groove.”

“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.”

“I've left specific instructions that I do not want to be brought back during a Republican administration.”

“Learning how to operate a soul figures to take time.”

“My advice to people today is as follows: if you take the game of life seriously, if you take your nervous system seriously, if you take your sense organs seriously, if you take the energy process seriously, you must turn on, tune in, and drop out.”

“Science is all metaphor.”

“The universe is an intelligence test.”

“There are three side effects of acid: enhanced long-term memory, decreased short-term memory, and I forget the third.”

“Think for yourself and question authority.”

“Turn on, Tune in, Drop out.”

“We are dealing with the best-educated generation in history. But they've got a brain dressed up with nowhere to go.”

“Women who seek to be equal with men lack ambition.”

“You can always pick up your needle and move to another groove.”

“You're only as young as the last time you changed your mind.”