He was guided by what he saw rather than by what he wanted to believe.

But every time our ability to access information and to communicate it to others is improved, in some sense we have achieved an increase over natural intelligence.

We're endangered by our own success.

Animals can adapt to problems and make inventions, but often no faster than natural selection can do its work - the world acts as its own simulator in the case of natural selection.

Peregrine Wickwrackrum was of two minds about evil: when enough rules get broken, sometimes there is good amid the carnage.

When I began writing science fiction in the middle 60s, it seemed very easy to find ideas that took decades to percolate into the cultural consciousness; now the lead time seems more like eighteen months.

The dilemma felt by science fiction writers will be perceived in other creative endeavors.