The best material model of a cat is another, or preferably the same, cat.

Let us remember that the automatic machine is the precise economic equivalent of slave labor. Any labor which competes with slave labor must accept the economic consequences of slave labor.

We have modified our environment so radically that we must now modify ourselves to exist in this new environment.

There is one quality more important than know-how.... This is know-how by which we determine not only how to accomplish our purposes, but what our purposes are to be.

The world of the future will be an even more demanding struggle against the limitations of our intelligence, not a comfortable hammock in which we can lie down to be waited upon by our robot slaves.

There are no answers, only cross references.

Progress imposes not only new possibilities for the future but new restrictions.

Science is a way of life which can only flourish when men are free to have faith.

A single inattention may lose a chess game, whereas a single successful approach to a problem, among many which have been relegated to the wastebasket, will make a mathematician's reputation.

The nervous system and the automatic machine are fundamentally alike in that they are devices, which make decisions on the basis of decisions they made in the past.

To live effectively is to live with adequate information.

In the end, just three things matter:How well we have livedHow well we have lovedHow well we have learned to let go

When the waves of love, extinguish the fire of resentment, then the dawn of peace on earth will begin.

Smiles and tears are so alike with me, they are neither of them confined to any particular feelings: I often cry when I am happy, and smile when I am sad.

Philosophers play with the word, like a child with a doll.... It does not mean that everything in life is relative.

The biggest fear of my life is living. My second biggest fear is dying.

If you have been touched by the success fairy, people think you know why. People think success breeds enlightenment and you are duty-bound to spread around like manure. Fertilize those young minds!

People who talk of new lives believe there will be no new troubles.

Movies, by nature, are not subjective, they're objective.

I think the world is becoming more global. Because of economics, you have to feed the demographics that are buying your product.

I think in the real world that's probably correct. That would give federal matching funds. It would mean no more ballot access woes.