Civilization is a movement and not a condition, a voyage and not a harbor.
Compassion is the desire that moves the individual self to widen the scope of its self-concern to embrace the whole of the universal self.
Civilizations die from suicide, not by murder.
History not used is nothing, for all intellectual life is action, like practical life, and if you don't use the stuff well, it might as well be dead.
I do not believe that civilizations have to die because civilization is not an organism. It is a product of wills.
It is a paradoxical but profoundly true and important principle of life that the most likely way to reach a goal is to be aiming not at that goal itself but at some more ambitious goal beyond it.
Of the twenty-two civilizations that have appeared in history, nineteen of them collapsed when they reached the moral state the United States is in now.
The equation of religion with belief is rather recent.
The human race's prospects of survival were considerably better when we were defenceless against tigers than they are today when we have become defenceless against ourselves.
The immense cities lie basking on the beaches of the continent like whales that have taken to the land.
The supreme accomplishment is to blur the line between work and play.