What we are finding out now is that there are not only limits to growth but also to technology and that we cannot allow technology to go on without public consent.

I believe in the rights of creatures other than man.

For how many people do you think might yet stand on this planet before the sun grows cold? That's the responsibility we hold in our hands.

We may learn anew what compassion and beauty are, and pause to listen to the Earth's music.

What we are finding out now is that there are not only limits to growth but also to technology and that we cannot allow technology to go on without public consent.

Let man heal the hurt places and revere whatever is still miraculously pristine.

I sort of kept my hand in writing and went to work for the Sierra Club in '52, walked the plank there in '69, founded Friends of the Earth and the League of Conservation Voters after that.