I do know that the slickest way to lie is to tell the right amount of truth--then shut up.

Never do today what you can put off till tomorrow if tomorrow might improve the odds.

There comes a time in the life of every human when he or she must decide to risk ‘his life, his fortune and his sacred honor’ on an outcome dubious. Those who fail the challenge are merely overgrown children, can never be anything else.

Government! Three fourths parasitic and the other fourth Stupid fumbling.

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.

There are a dozen different ways of delivering destruction in impersonal wholesale, via ships or missiles of one sort or another, catastrophes so widespread, so unselective that the war is over because that nation or planet has ceased to exist. What we do is entirely different. We make war as personal as a punch in the nose. We can be selective, applying precisely the required amount of pressure at the specified point at a designated time. We've never been told to go down and kill or capture all left-handed redheads in a particular area, but if they tell us to, we can. We will.

He had learned that close-held secrets could often be cracked by going all the way to the top and there making himself unbearably unpleasant. He knew that such twisting of the tiger's tail was dangerous, for he understood the psychopathology of great power.