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

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.

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

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

We don't have to sacrifice a strong economy for a healthy environment.

Birds are indicators of the environment. If they are in trouble, we know we'll soon be in trouble.

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

Local innovation and initiative can help us better understand how to protect our environment.

Keep close to Nature's heart... and break clear away, once in awhile, and climb a mountain or spend a week in the woods. Wash your spirit clean.

You may be able to fool the voters, but not the atmosphere.