Fear is a survival instinct; fear in its way is a comfort for it means that somewhere hope is alive.

There is in certain living souls a quality of loneliness unspeakable, so great it must be shared as company is shared by lesser beings. Such a loneliness is mine; so know by this that in immensity there is one lonelier than you.

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

Love's a different sort of thing, hot enough to make you flow into something, interflow, cool and anneal and be a weld stronger than what you started with.

I've always written very tightly, and there's a good reason for that. There's no point in using words that you're not going to apply.

A good science fiction story is a story with a human problem, and a human solution, which would not have happened at all without its science content.

The novels were all right for a while until she found out that most of them were like the movies - all about the pretty ones who really own the world.