“They lived like monkeys still, while their new god powers lay around them in the weeds.”

“You just don't have faith!" Frank repeated."Well I hope I never get it! It's like being hit by a hammer in the head!”

“They were so ignorant! Young men and women, educated very carefully to be apolitical, to be technicians who thought they disliked politics, making them putty in the hands of their rulers, just like...”

“The beauty of Mars exists in the human mind, he said in that dry factual tone, and everyone stared at him amazed. Without the human presence it is just a collection of atoms, no different than any ...”

“It was a world of acts, and words had no more influence on acts than the sound of a waterfall has on the flow of the stream.”

“The intense thereness of it-haecceity Sax had called it once, when John had asked him something about his religious beliefs-I believe in haecceity, Sax had said, in thisness, in here-and-nowness, i...”

“I do not know what I may appear to the world, but to myself I seem to have been only like a boy playing on the sea-shore, and diverting myself in now and then finding a smoother pebble or a prettie...”

“To know the history of science is to recognize the mortality of any claim to universal truth. ”

“The scientist only imposes two things, namely truth and sincerity, imposes them upon himself and upon other scientists.”