What's at risk [in 100 years] if we do not take action, truly is the survival of civilization as we know it...… — Al Gore Copy Share Image
Accommodation to change, the thoughtful pursuit of alternative futures are keys to the survival of civilization and perhaps of the human species. — Carl Sagan Copy Share Image
"Hypercoherence" is one of the most dangerous threats to the long-term survival of our civilization. Hypercoherence is the close efficient linkage of… — Arthur Demarest Copy Share Image
“This is the only time for high ideals because those ideals are all that we have. We aren't just fighting for our… — Max Brooks Copy Share Image