If you have talent, you will receive some measure of success - but only if you persist.

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.

Because when everyone dreams, but only a few realize their dreams, that makes cowards of us all.

Somehow, the more I get older, and the more I see of people and sadness and illness and everything, the sorrier I get for everyone.

You are a manipulator.I like to think of myself more as an outcome engineer.

A like may not necessarily mean real impact has been made

True achievement in any sphere of action depends upon real ability, and a strong, deep, whole-souled love.

Hallelujah! Amen! Christianity is so inherent in western story-telling, you can't really get around it. But it wasn't something that drew me to it more or less.

When you were a tadpole and I was a fish, in the Palæozoic time And side by side in the sluggish tide, we sprawled in the ooze and slime.

Every man now worships gold, all other reverence being done away.

Politicians make promises and they don't do what they said they would do: the reason why so many politicians in Washington are unhappy with me.

I'm changing my flow up so much on every song that you're not going to be able to compare me to nobody but me.