I think the environment should be put in the category of our national security. Defense of our resources is just as important as defense abroad. Otherwise what is there to defend? – Robert Redford, Yosemite National Park dedication, 1985

The word “wilderness” occurs approximately three hundred times in the Bible, and all its meanings are derogatory. – René Dubos, The Wooing of Earth, 1980

Every creature is better alive than dead, men and moose and pine trees, and he who understands it aright will rather preserve its life than destroy it. – Henry David Thoreau, "Chesuncook," The Maine Woods, 1848