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.

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

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

The environment is everything that isn't me.

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

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

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

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

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

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