“For most of history, man has had to fight nature to survive; in this century he is beginning to realize that, in order to survive, he must protect it.”

“For most of history, man has had to fight nature to survive; in this century he is beginning to realize that, in order to survive, he must protect it.”

“The happiness of the bee and the dolphin is to exist. For man it is to know that and to wonder at it”

“For most of history, man has had to fight nature to survive; in this century he is beginning to realize that, in order to survive, he must protect it.”

“Water and air, the two essential fluids on which all life depends, have become global garbage cans.”