They claim this mother of ours, the Earth, for their own use, and fence their neighbors away from her, and deface her with their buildings and their refuse.

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

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.

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

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

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

I have a private plane. But I fly commercial when I go to environmental conferences.

I firmly believe that we can have a healthy environment and a sustainable timber industry.

By polluting clear water with slime you will never find good drinking water.

I think the cost of energy will come down when we make this transition to renewable energy.