Perhaps, as some wit remarked, the best proof that there is Intelligent Life in Outer Space is the fact it hasn't come here. Well, it can't hide forever - one day we will overhear it.

Any smoothly functioning technology will have the appearance of magic.

The limits of the possible can only be defined by going beyond them into the impossible.

The greatest tragedy in mankind's entire history may be the hijacking of morality by religion. However valuable-even necessary-that may have been in enforcing good behavior on primitive peoples, their association is now counterproductive. Yet at the very moment when they should be decoupled, sanctimonious nitwits are calling for a return to morals based on superstition.

Why, Robert Singh often wondered, did we give our hearts to friends whose life spans are so much shorter than our own?

It must be wonderful to be seventeen, and to know everything.

If I didn't exist, I would have invented myself.