"If future generations are to
remember us with gratitude rather than contempt, we must leave them more
than the miracles of technology. We must leave them a glimpse of the world
as it was in the beginning, not just after we got through with it."
-Lyndon B. Johnson
President of the United States
Remarks made on signing the Wilderness Act into law, 1964
Photograph: Yosemite National Park, California, USA.