Scientists are an agnostic lot, of course—well, most educated people are, aren’t they? - Frederik Pohl

She laughed out loud. It was a very nice laugh. No girl looks beautiful when she’s laughing hard, and girls who worry about looking beautiful don’t do it. Dorotha Keefer looked like a healthy, pretty girl having a good time, which when you come down to it is about the best way for a girl to look.

I found a man who claimed he used to be a radio engineer. And if he was an engineer, I was Albert Einstein’s mother, but at least he knew which end of a soldering iron was hot.

Don Kayman was too good a scientist to confuse his hopes with observations. He would report what he found. But he knew what he wanted to find.