I don't believe in astrology; I'm a Sagittarius and we're skeptical.

I don't think there are any secrets to writing in the - everybody has their own techniques. You must be widely read, that's one thing, because you have to resolve a tremendous amount of background information. Also, you should know what the competition is writing, just so you're not wasting your time doing the same thing. Unless you do it better, of course.

I don't pretend we have all the answers. But the questions are certainly worth thinking about.

The success of a science fiction writer is if he can write a good read.

One orbit, with a radius of 42,000 kilometers, has a period of exactly 24 hours. A body in such an orbit, if its plane coincided with that of the Earth's equator, would revolve with the Earth and would thus be stationary above the same spot on the planet. It would remain fixed in the sky of a whole hemisphere ... [to] provide coverage to half the globe, and for a world service three would be required, though more could be readily utilized. (1945) [Predidicting geosynchronous communication satellites]

The person one loves never really exists, but is a projection focused through the lens of the mind onto whatever screen it fits with least distortion.

I am an optimist. Anyone interested in the future has to be otherwise he would simply shoot himself.