Not a single one of your ancestors died young. They all copulated at least once.

I'm not so fond of the sort of science fiction that isn't really science fiction but is sometimes thought to be - Gothic princesses and white horses and bats and castles and things.

I believe that an orderly universe, one indifferent to human preoccupations, in which everything has an explanation even if we still have a long way to go before we find it, is a more beautiful, more wonderful place than a universe tricked out with capricious ad hoc magic.

Just because science can't in practice explain things like the love that motivates a poet to write a sonnet, that doesn't mean that religion can. It's a simple and logical fallacy to say, "If science can't do something therefore religion can.

I'm fond of science fiction. But not all science fiction.

The important thing to remember about mathematics is not to be frightened

There is an anaesthetic of familiarity, a sedative of ordinariness which dulls the senses and hides the wonder of existence. For those of us not gifted in poetry, it is at least worth while from time to time making an effort to shake off the anaesthetic. What is the best way of countering the sluggish habitutation brought about by our gradual crawl from babyhood? We can't actually fly to another planet. But we can recapture that sense of having just tumbled out to life on a new world by looking at our own world in unfamiliar ways.