"Comprar gato en saco."

"Love, Caroline, isn’t…that. Love is everything else that can be between a man and a woman, without that."

"I repeat Sturgeon's Revelation, which was wrung out of me after twenty years of wearying defense of science fiction a…"

"I have been curious about how much personal motive you had for your work. I think that answers it pretty well. I thin…"

"A pig among people is a pig, he tells himself, but a pig among pigs is people."

"Faith is a beautiful thing. So are forest fires, and the color of gangrene. I think faith—especially capital-F Faith—…"

"In its shelter they developed a weapon. What is was we shall never know, and our race will live—or we shall know, and…"

"A science fiction story is a story built around human beings, with a human problem and a human solution, which would …"

"If All Men Were Brothers, Would You Let One Marry Your Sister?"

"It's the simple things that are really effective. Try to remember that."