Fantasy is totally wide open; all you really have to do is follow the rules you've set. But if you're writing about science, you have to first learn what you're writing about.

If you want a thing--truly want it, want it so badly that you need it as you need air to breathe, then unless you die, you will have it. Why not? It has you. There is no escape. What a cruel and terrible thing escape would be if escape were possible

Civilization is the way one's own people live. Savagery is the way foreigners live.

We're all capable of climbing so much higher than we usually permit ourselves to suppose.

I recognize we will pay more attention when we have different leadership.

I began reading science fiction before I was 12 and started writing science fiction around the same time.

Positive obsession is about not being able to stop just because you're afraid and full of doubts. Positive obsession is dangerous. It's about not being able to stop at all.