"An accident of careless handling at a dumping point had touched off a great atomic explosion, somewhere in central Eu…"

"The present molders of the code seemed to have a clear knowledge of just how difficult to make something, to add to i…"

"He walked on in silence for a while, thinking of all that he had seen. And the sum of his thought was a sickness agai…"

"Evolution’s logical, unlike religion. Even the Church will agree with that. You have to take religion on faith and yo…"

"A single tiny cell had decided the fate of a population pressed so close to the ultimate limit of the planet’s resour…"

"Stupidity, greed, misdirected aggression—or sum it up and call it man."

"“But it won’t stay at this level. Not with the Eleventh Commandment. They won’t stop, even when there are a hundred b…"

"“How can you prove God’s on your side?” Boyd asked."

"He was sure there must be some catch. Every principle here had an opposite, and both were wrong."

"Would you end war? Create great Peace."