Hal Clement

“The captain, thinking over this event afterward, realized that by his own lifelong standards he had a crew composed entirely of lunatics, with himself well to the front in degree of aberration; but he was fairly sure that this particular form of insanity was going to be useful.”

“No one likes to be watched constantly by someone he can’t see.”

“What’s the use of a high school education if you can’t recall it when needed later on?”

“Maybe we’ve been taking nova precautions for a red dwarf.”