I made up my mind long ago to follow one cardinal rule in all my writing — to be clear.

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.

Society is our extended mind and body.

My favorite subject was either English or History. I had a really awesome high school education.

Make an obstacle an opportunity, make a negative a positive.

The most important person is the one you are with in this moment.

Happiness is this place that, once you arrive there, you have nothing else to do. You get bored. Passion is this up and down; it's like a rollercoaster, you know, and much more interesting to me.

I thought comedy would be the hardest thing I could do, and if I could do that, I could do anything.

If there were Israeli attacks on Iranian nuclear facilities, it makes it certain there would be a reprisal attack against the United States at some point.

I love the live cut part of making records the surprises are the prizes.

Fortune is like a widow won,And truckles to the bold alone.

Being both soft and strong is a combination very few have mastered.