“The world is perishing from an orgy of self-sacrificing.”

“Self-sacrifice? But it is precisely the self that cannot and must not be sacrificed.”

“You'd let the whole world perish rather than soil that immaculate self of yours with a single spot of which you'd have to be ashamed.”

“Who pays for the orgy?”

“Man—every man—is an end in himself, not a means to the ends of others; he must live for his own sake, neither sacrificing himself to others nor sacrificing others to himself; he must work for his rational self-interest, with the achievement of his own happiness as the highest moral purpose of his life.”

“If a drought strikes them, animals perish--man builds irrigation canals; if a flood strikes them, animals perish--man builds dams; if a carnivorous pack attacks them, animals perish--man writes the Constitution of the United States.”

“Do not let the hero in your soul perish...”