Of course I litter the public highway. Every chance I get. After all, it's not the beer cans that are ugly; it's the highway that is ugly.

Are people more important than the grizzly bear? Only from the point of view of some people.

Romanticism was more than merely an alternative to a sterile classicism; romanticism made possible, especially in art, a great expansion of the human consciousness.

In the American Southwest, I began a lifelong love affair with a pile of rock.

Be a half-assed crusader, a part-time fanatic. Don't worry to much about the fate of the world. Saving the world is only a hobby. Get out there and enjoy the world, your girlfriend, your boyfriend, husbands wives; climb mountains, run rivers, get drunk, do whatever you want to do while you can, before it's too late.

Proverbs save us the trouble of thinking. What we call folk wisdom is often no more than a kind of expedient stupidity.

The only thing left worth saving is wilderness.