An armed society is a polite society. Manners are good when one may have to back up his acts with his life.

The second best thing about space travel is that the distances involved make war very difficult, usually impractical, and almost always unnecessary. This is probably a loss for most people, since war is our race's most popular diversion, one which gives purpose and color to dull and stupid lives. But it is a great boon to the intelligent man who fights only when he must-never for sport.

ANYTHING will burn with enough gasoline and dynamite.

I have never been impressed by the formal schools of ethics.

Nothing gives life more zest that running for your life.

Those who refuse to support and defend the state have no claim to protection by that state. Killing an anarchist or a pacifist should not be considered "murder" in a legalistic sense. The offense against the state, if any, should be "Using deadly weapons within city limits," or "Creating a traffic hazard," or other misdemeanor.

History does not record anywhere at any time a religion that has any rational basis. Religion is a crutch for people not strong enough to stand up to the unknown without help. But, like dandruff, most people do have a religion and spend time and money on it and seem to derive considerable pleasure from fiddling with it.