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

Stupidity cannot be cured. Stupidity is the only universal capital crime; the sentence is death. There is no appeal, and execution is carried out automatically and without pity.

Love your country, but never trust its government.

It takes two to create a heaven, but hell can be accomplished by one.

Democracy is a poor system of government at best; the only thing that can honestly be said in its favor is that it is eight times as good as any other method the human race has ever tried.

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

By the data to date, there is only one animal in the Galaxy dangerous to man -- man himself. So he must supply his own indispensable competition. He has no enemy to help him.