“When the last tree is cut, the last fish is caught, and the last river is polluted; when to breathe the air is sickening, you will realize, too late, that wealth is not in bank accounts and that you can't eat money.”
Source : "Who is the Chairman of This Meeting? : A Collection of Essays". Book by Ralph Osborne (p. 43), "Conversations with North American Indians" by Ted Poole, 1972.