I am the beneficiary of a lucky break in the genetic sweepstakes.

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.

There is a cause/effect relationship between your investment in yourself and the future you have.

Children are already accustomed to a world that moves faster and is more exciting than anything a teacher in front of a classroom can do.

Perhaps I am no one. True, I have a body and I cannot escape from it. I would like to fly out of my head, but that is out of the question.

Most guys will fight to know you. Some guys will deny you're a real person, and some will just ignore you." The zealot. The atheist. The agnostic.

A lion doesn't concern itself with the opinion of sheep.

We have to choose between what is right, and what is easy.

Thank God there is a such thing as hiatus. We got the first 'Dr. Horrible' done in six days, we banged it out.

You can only stay connected if you feel connected.

We had 1 book, the phone book, I've read it, it wasn't a great read, lots of characters, and on the end loads of polish people turn up.