I'm sure the universe is full of intelligent life. It's just been too intelligent to come here.

Can the synthesis of man and machine ever be stable, or will the purely organic component become such a hindrance that it has to be discarded?

In all the universe there is nothing more precious than mind.

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

Magic's just science that we don't understand yet.

Sometimes I think we're alone in the universe, and sometimes I think we're not. In either case the idea is quite staggering.

In accordance with the terms of the Clarke-Asimov treaty, the second-best science writer dedicates this book to the second-best science-fiction writer. [dedication to Isaac Asimov from Arthur C. Clarke in his book Report on Planet Three]