The environment is everything that isn't me.

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

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

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

I did not become a vegetarian for my health, I did it for the health of the chickens.

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

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

Not all is doom and gloom. We are beginning to understand the natural world and are gaining a reverence for life - all life.

I can find God in nature, in animals, in birds and the environment.

Our world faces a true planetary emergency. I know the phrase sounds shrill, and I know it's a challenge to the moral imagination.