Religion is a by-product of fear. For much of human history it may have been a necessary evil, but why was it more evil than necessary? Isn’t killing people in the name of god a pretty good definition of insanity?

Now I'm a scientific expert; that means I know nothing about absolutely everything.

Perhaps no other year before or since 1984 has been awaited with such eager anticipation.

It is really quite amazing by what margins competent but conservative scientists and engineers can miss the mark, when they start with the preconceived idea that what they are investigating is impossible.

The universe must be full of voices, calling from star to star in a myriad tongues. One day we shall join that cosmic conversation.

There were some things that only time could cure. Evil men could be destroyed, but nothing could be done with good men who were deluded.

Civilization will reach maturity only when it learns to value diversity of character and of ideas.