Scientific truth is beyond loyalty and disloyalty.

A fire-eater must eat fire even if he has to kindle it himself.

Maybe happiness is this: not feeling like you should be elsewhere, doing something else, being someone else.

There is nothing frightening about an eternal dreamless sleep. Surely it is better than eternal torment in Hell and eternal boredom in Heaven.

Feminine intuition? Is that what you wanted the robot for? You men. Faced with a woman reaching a correct conclusion and unable to accept the fact that she is your equal or superior in intelligence, you invent something called feminine intuition.

Science is a set of rules to keep us from telling lies to each other. All scientists really have is a reputation for telling the truth.

There is a cult of ignorance in the United States, and there has always been. The strain of anti-intellectualism has been a constant thread winding its way through our political and cultural life, nurtured by the false notion that democracy means that "my ignorance is just as good as your knowledge."