What was more, they had taken the first step toward genuine friendship. They had exchanged vulnerabilities.

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.

Our lifetime may be the last that will be lived out in a technological society.

If man survives for as long as the least successful of the dinosaurs-those creatures whom we often deride as nature's failures-then we may be certain of this: for all but a vanishingly brief instant near the dawn of history, the word 'ship' will mean- 'spaceship.'

Science fiction seldom attempts to predict the future. More often than not, it tries to prevent the future.

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

Only small minds are impressed by large numbers.