Unless we keep this planet healthy, everything else is for naught.

We won't have a society if we destroy the environment.

When we realize we can make a buck cleaning up the environment, it will be done!

Never doubt that a small group of thoughtful, committed citizens can change the world indeed, it's the only thing that ever has.

Harmony with land is like harmony with a friend you cannot cherish his right hand and chop off his left.

When we try to pick out anything by itself, we find it hitched to everything else in the universe.

Take a course in good water and air and in the eternal youth of Nature you may renew your own. Go quietly, alone no harm will befall you.

It seems that every time mankind is given a lot of energy, we go out and wreck something with it.

The environment is everything that isn't me.

No one should be able to enter a wilderness by mechanical means.