“So long as there are men, there will be wars.”

“Older men start wars, but younger men fight them. ”

“As long as there are sovereign nations possessing great power, war is inevitable.”

“I do not believe that civilization will be wiped out in a war fought with the atomic bomb. Perhaps two-thirds of the people of the Earth might be killed, but enough men capable of thinking, and enough books, would be left to start again, and civilization could be restored.”

“I know not with what weapons World War III will be fought, but World War IV will be fought with sticks and stones.”

“You cannot simultaneously prevent and prepare for war.”

“One of the strongest motives that lead men to art and science is escape from everyday life with its painful crudity and hopeless dreariness, from the fetters of one's own ever-shifting desires. A finely tempered nature longs to escape from the personal life into the world of objective perception and thought.”