“You don't seriously suggest that thet're talking when they make that rattling noise.”

“When a day that you happen to know is Wednesday starts off by sounding like Sunday, there is something seriously wrong somewhere.”

“If you run away from a thing just because you don't like it, you don't like what you find either.”

“The only sounds in the cave were the hopeless, abandoned sobbing, and plop-plop-plop of the drips. Petra looked at us, then at the figure on the bed, then at us again, expectantly. When neither of us moved she appeared to decide that the initiative lay with her. She crossed to the bedside and knelt down concernedly beside it. Tentatively she put a hand on the dark hair. 'Don't,' she said. 'Please don't.'There was a startled catch in the sobbing. A pause, then a brown arm reached out round Petra's shoulders. The sound became a little less desolate ... it no longer tore at one's heart: but it left itbruised and aching..”

“You can't kill an idea the way they try to. You can keep it down awhile, but sooner or later it'll come out. Now what you've got to understand is that the wheel's not evil. Never mind what the scared men all tell you. no discovery is good or evil until men make it that way." -The Wheel, John Wtndham”

“I don't think it had ever occurred to me that man's supremacy is not primarily due to his brain, as most of the books would have one think. It is due to the brain's capacity to make use of the information conveyed to it by a narrow band of visible light rays. His civilization, all that he had achieved or might achieve, hung upon his ability to perceive that range of vibrations from red to violet. Without that, he was lost.”

“You'd expect her to see reason,' he muttered.I don't see why. Most of us don't - we see habit. She'll oppose any modification, reasonable or not, that conflicts with her previously trained feelings of what is right and polite - and be quite honestly convinced that she's showing steadfast strength of character. . .”