“When a place gets crowded enough to require ID’s, social collapse is not far away. It is time to go elsewhere. The best thing about space travel is that it made it possible to go elsewhere.”

“My old man says when it's time to be counted, the important thing is to be man enough to stand up.”

“Darling, a true lady takes off her dignity with her clothes and does her whorish best. At other times you can be as modest and dignified as your persona requires.”

“Nothing could go wrong because nothing had...I meant "nothing would." No - Then I quit trying to phrase it, realizing that if time travel ever became widespread, English grammar was going to have to add a whole new set of tenses to describe reflexive situations - conjugations that would make the French literary tenses and the Latin historical tenses look simple.”

“[He] stopped long enough to remind himself that this baby innocent was neither babyish nor innocent — was in fact sophisticated in a culture which he was beginning to realize, however dimly, was far in advance of human culture in some very mysterious ways… and that these naive remarks came from a superman — or what would do in place of a ‘superman’ for the time being.”

“Learn to say No—and to be rude about it when necessary. Otherwise you will not have time to carry out your duty, or to do your own work, and certainly no time for love and happiness. The termites will nibble away your life and leave none of it for you. ”

“Anything which is physically possible can always be made financially possible; money is a bugaboo of small minds.”