Experimentation is the least arrogant method of gaining knowledge. The experimenter humbly asks a question of nature.

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.

Every libromancer had a first book. Etched more sharply into my memory than my first kiss, this book had been my magical awakening.

If you truly love yourself then you will take 100% full responsibility for your thoughts and actions.

Nothing is so hideous as an obsolete fashion.

Carry on carry on for the men and boys are gone But the furrow shan't lie fallow while the women carry on.

I'm shockingly terrible at action movies.

You know, my movies are important on an economic basis, on an artistic basis.

I always try to think of a vocabulary to match different musical situations.

Everyone makes their own comments. That's how rumors get started.

If a child has an older sibling involved in an addiction, there is a 90 percent chance that he or she will get involved too.

I can assure you that I have never used my media companies for propaganda, and I will never do so.