To surrender to ignorance and call it God has always been premature, and it remains premature today.

It was childish to feel disappointed, but childishness comes almost as naturally to a man as to a child.

True literacy is becoming an arcane art, and the nation is steadily "dumbing down."

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.

I want to be a human being, nothing more and nothing less. ... I don't suppose we can ever stop hating each other, but why encourage that by keeping the old labels with their ready-made history of millennial hate?

The energy requirements for interstellar travel are so great that it is inconceivable to me that any creatures piloting their ships across the vast depths of space would do so only in order to play games with us over a period of decades. If they want to make contact, they would make contact; if not, they would save their energy and go elsewhere.

My feeling is that as far as creativity is concerned, isolation is required. Creation is embarrassing. For every new good idea you have, there are a hundred, ten thousand foolish ones.