The fundamentalists deny that evolution has taken place; they deny that the earth and the universe as a whole are more than a few thousand years old, and so on. There is ample scientific evidence that the fundamentalists are wrong in these matters, and that their notions of cosmogony have about as much basis in fact as the Tooth Fairy has.

The human mind works at low efficiency. Twenty percent is the figure usually given. When, momentarily, there is a flash of greater power, it is termed a hunch, or insight, or intuition.

I do not fear computers. I fear the lack of them.

It is in meeting the great tests that mankind can most successfully rise to great heights. Out of danger and restless insecurity comes the force that pushes mankind to newer and loftier conquests.

Night will always be a time of fear and insecurity, and the heart will sink with the sun.

I write for the same reason I breathe - because if I didn't, I would die.

Even as a youngster, though, I could not bring myself to believe that if knowledge presented danger, the solution was ignorance.