Science fiction is any idea that occurs in the head and doesn't exist yet, but soon will, and will change everything for everybody, and nothing will ever be the same again. As soon as you have an idea that changes some small part of the world you are writing science fiction. It is always the art of the possible, never the impossible.

Every story I've written was written because I had to write it. Writing stories is like breathing for me; it is my life.

Do what you love, don't do anything else.

When rivers flooded, when fire fell from the sky, what a fine place the library was, the many rooms, the books. With luck, no one found you. How could they!--when you were off to Tanganyika in '98, Cairo in 1812, Florence in 1492!?

For if we're destroyed, the knowledge is dead...We're nothing more than dust jackets for books...so many pages to a person.

To feed your Muse, then, you should always have been hungry about life since you were a child. If not, it is a little late to start.

And I saw then and there you take a man half-bad and a women half-bad and put their two good halves together and you got one human all good to share between.