Walter M. Miller Jr., A Canticle for Leibowitz

"You don’t have a soul, Doctor. You are a soul. You have a body, temporarily."

"Because a doubt is not a denial. Doubt is a powerful tool, and it should be applied to history."

"But neither infinite power nor infinite wisdom could bestow godhood upon men. For that there would have to be infinite love as well."

"When you tire of living, change itself seems evil, does it not? for then any change at all disturbs the deathlike peace of the life-weary."

"Because a doubt is not a denial. Doubt is a powerful tool, and it should be applied to history."

"Perhaps in his loneliness he had acquired the silent conviction that he was 'the last', the one, the only. And, being the last, he ceased to be Benjamin, becoming Israel. And upon his heart had settled the history of five thousand years, no longer remote, but become as the history of his own lifetime. His "I"was the converse of the imperial "We."