“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.”

“Science was many things, Nadia thought, including a weapon with which to hit other scientists.”

“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...”

“Nature in everything demands respect, and those who violate her laws seldom violate them with impunity.”

“If you behave in a manner that poisons your relationship, dont be surprised when it dies.”

“Grow your courage by remembering each day is a gift.”

“I have little use for religion as it is practiced, or for astrology, or for belief in witchcraft or omens of good or ill-luck. I think they all stem from some insufficiency in mens minds, perhaps f...”

“It is only the innocent mind which knows what love is, and the innocent mind can live in the world which is not innocent.”

“So if you can look at all things without allowing pleasure to creep in - at a face, a bird, the colour of a sari, the beauty of a sheet of water shimmering in the sun, or anything that gives deligh...”

“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.”