It is precisely because it is fashionable for Americans to know no science, even though they may be well educated otherwise, that they so easily fall prey to nonsense.

What lasts in the reader's mind is not the phrase but the effect the phrase created: laughter, tears, pain, joy. If the phrase is not affecting the reader, what's it doing there? Make it do its job or cut it without mercy or remorse.

Modern science fiction is the only form of literature that consistently considers the nature of the changes that face us.

Nothing interferes with my concentration. You could put on an orgy in my office and I wouldn't look up. Well, maybe once.

Intelligence is an accident of evolution, and not necessarily an advantage.

The essential building block is...the true love that is impossible to define for those who have never experienced it and unnecessary to define for those who have.

The saddest aspect of life right now is that science gathers knowledge faster than society gathers wisdom.