Never attribute to malice that which can be adequately explained by stupidity. Never underestimate the power of human stupidity.

I have never been able to see how a thirty-year old moron can vote more wisely than a fifteen-year old genius.

Pessimist by policy, optimist by temperament- it is possible to be both. How? By never taking an unnecessary chance and by minimizing the risks you can't avoid. This permits you to play out the game untroubled by the certainty of the outcome.

The police of a state should never be stronger or better armed than the citizenry. An armed citizenry, willing to fight, is the foundation of civil freedom. That's a personal evaluation, of course.

We came here for a small, informal meeting. We find you've turned it into a circus. Well, if you're going to have a circus, you've got to have elephants.

Butterflies are self propelled flowers.

A handy short definition of almost all science fiction might read: realistic speculation about possible future events, based solidly on adequate knowledge of the real world, past and present, and on a thorough understanding of the nature and significance of the scientific method.