During the century after Newton, it was still possible for a man of unusual attainments to master all fields of scientific knowledge. But by 1800, this had become entirely impracticable.

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.

Oratory should raise your heart rate. Oratory should blow the doors off the place.

All love that has not friendship for its base, is like a mansion built upon the sand.

My body is no schoolboy.

Some politician some years ago said that bad officials are elected by good voters who do not vote.

I do not see the E.E.C. [European Economic Community] as a great love affair. It's more like nine middle aged couples with failing marriages meeting at a Brussels hotel for a group grope.

I like interacting with human beings, so being on stage feels like a larger version of that - kind of like throwing a party.

I do idiosyncratic dramedies.

Life isn’t fair. It never will be. Quit trying to make it fair. You don’t need it to be fair. Go make life unfair to your advantages.

The only way to beat Liverpool is to score more goals than them.

The strong do what they have to do and the weak accept what they have to accept.