It is in meeting the great tests that mankind can most successfully rise to great heights. Out of danger and restless insecurity comes the force that pushes mankind to newer and loftier conquests.

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.

Her voice was caught in the shell of my ear, as if it were the ocean.

We make war that we may live in peace.

Investing isn't about beating others at their game. It's about controlling yourself at your own game.

War as Napoleon knew it just not possible any more. However, we're very unlikely to accept or recognize "world peace" even when we get it.

To be a teacher you have to have a very giving, selfless personality. I don't think I'm that selfless and giving.

You come first, the clothes later. Reinvent new combinations of what you already own. Be creative.

All humans need love, attention, and appreciation, and those can be very female traits. I feel like they should be male and female traits, but I think that they are more easily attributed to women.

I will write on the pages of history what I want them to say. I will be myself. I will speak my own name.

No one ever lost his honor, except he who had it not.

Everything he wanna have-I got.