What is the purpose of the giant sequoia tree? The purpose of the giant sequoia tree is to provide shade for the tiny titmouse.

J. Edgar Hoover, J. Bracken Lee, J. Parnell Thomas, J. Paul Getty -- you can always tell a shithead by that initial initial.

Science transcends mere politics. As recent history demonstrates, scientists are as willing to work for a Tojo, a Hitler, or a Stalin as for the free nations of the West.

I wouldn't trade a good horse for the best Rolls-Royce ever made -- unless I could trade the Rolls for two good horses.

Industrial tourism is a threat to the national parks. But the chief victims of the system are the motorized tourists. They are being robbed and robbing themselves. So long as they are unwilling to crawl out of their cars they will not discover the treasures of the national parks and will never escape the stress and turmoil of the urban-suburban complexes which they had hoped, presumably, to leave behind for a while.

A good philosopher is one who does not take ideas seriously.

Truth is always the enemy of power. And power the enemy of truth.