“We are now in a position to determine just what sort of science fiction story this really is.”

“A science fiction story is a story built around human beings, with a human problem and a human solution, which would not have happened at all without its scientific content.”

“Science fiction, outside of poetry, is the only literary field which has no limits, no parameters whatsoever.”

“Basically, fiction is people. You can't write fiction about ideas.”

“Create a world in which these things do or do not exist, or in which they are extended in some way. Test reality against this fiction. The reader will recognize the world that you're talking about, even though it may be another one altogether”

“Why must we love where the lightning strikes, and not where we choose? ”

“Just think about it," he said softly. "You can do practically anything. You can have practically everything. And none of it will keep you from being alone.""Shut up shut up...Everybody's alone."He nodded. "But some people learn how to live with it.”