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.

There is an art to science, and a science in art; the two are not enemies, but different aspects of the whole.

Science does not promise absolute truth, nor does it consider that such a thing necessarily exists. Science does not even promise that everything in the Universe is amenable to the scientific process.

There is not a discovery in science, however revolutionary, however sparkling with insight, that does not arise out of what went before.

The laws of history are as absolute as the laws of physics, and if the probabilities of error are greater, it is only because history does not deal with as many humans as physics does atoms, so that individual variations count for more.

It has always been my ambition to die in harness with my head face down on a keyboard and my nose caught between two of the keys.

If I am right, then (religious fundamentalists) will not go to Heaven, because there is no Heaven. If they are right, then they will not go to Heaven, because they are hypocrites.