It is change continuing change, inevitable change that is the dominant factor in society today.

People who think they know everything are a great annoyance to those of us who do.

The saddest aspect of life right now is that science gathers knowledge faster than society gathers wisdom.

When stupidity is considered patriotism, it is unsafe to be intelligent.

So the universe is not quite as you thought it was. You'd better rearrange your beliefs, then. Because you certainly can't rearrange the universe.

In life, unlike chess, the game continues after checkmate.

People think of education as something that they can finish.

There are no nations! There is only humanity. And if we don't come to understand that right soon, there will be no nations, because there will be no humanity.

A robot may not injure a human being, or, through inaction, allow a human being to come to harm.

Violence is the last refuge of the incompetent.

A robot must protect its own existence as long as such protection does not conflict with the First or Second Laws.

During World War I, Germany had only 25 of its vaunted submarines sailing at any one time.

Chip, she’s gone, ” and he said, “I thought I’d feel her looking down on us, but you’re right. She’s just gone

You know, one wonderful thing that came out of my Enquirer experience is that, in my case, it was ruled tabloids are magazines. Which means they didn't have the protection that a newspaper has.

Cars and bumper cars are two very different things. NEVER sleep in a bumper car.

The MacGuffin is that thing which is most important to us - that most essential thing. The audience will supply it, each member for himself.

The fact that different cultures have different practices no more refutes [moral] objectivism than the fact that water flows in different directions in different places refutes the law of gravity

I had some wonderful times in my 20s, but your 20s are hard.

Sometimes you feel some artists are doing the same thing that you're doing but in a different field. But they have the same approach. Their method of research and gathering data is the same as yours.

Someone praising a man for his foolhardy bravery, Cato, the elder, said, ''There is a wide difference between true courage and a mere contempt of life.

To a pitcher, a base hit is the perfect example of negative feedback.