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

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

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

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

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

People blame their environment. There is only one person to blame - and only one - themselves.

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.

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

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

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