The first law of dietetics seems to be: if it tastes good, it's bad for you.

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.

Education commences at the mother's knee, and every word spoken within the hearing of children tends toward the formation of character.

Our actions are the springs of our happiness or misery.

More than an end to war, we want an end to the beginning of all wars - yes, an end to this brutal, inhuman and thoroughly impractical method of settling the differences between governments.

Birds fly and fish swim and I do this.

No high achiever ever woke up in the morning and said ‘let’s see what happens.’

As a man passes into middle life, or beyond it, autumn, it has been said, whispers more to his soul than any other season of the natural year. It is not difficult to see why this should be.

I care not if I live but a day and a night, so long as my deeds live after me.

The ability to fight isnt a one-size fits all; everybody is different.

There was a time when cell animation was poison, but after Family Guy now everyone wants it.

They knew no better, but I do not propose to follow the example of a barbarian because he was honestly a barbarian.