The environment is everything that isn't me.

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.

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.

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

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

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

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

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

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