Every man has two vocations: his own and philosophy.

If you feel that you must suffer, then plan your suffering carefully -- as you choose your dreams, as you conceive your ancestors.

One single act of defiance against power, against the State that seems omnipotent but is not, transforms and transfigures the human personality. At least for a time. For a while. Perhaps that is enough.

I would give ten years off the beginning of my life to see, only once, Tyrannosaurus rex come rearing up from the elms of Central Park, a Morgan police horse screaming in its jaws. We can never have enough of nature.

Do not burn yourselves out. Be as I am - a reluctant enthusiast... a part-time crusader, a half-hearted fanatic. Save the other half of yourselves and your lives for pleasure and adventure.

The knowledge that refuge is available, when and if needed, makes the silent inferno of the desert more easily bearable. Mountains complement desert as desert complements city, as wilderness complements and completes civilization.

Not all questions can be answered.