The hand is the cutting edge of the mind.

Einstein was a man who could ask immensely simple questions. And what his work showed is that when the answers are simple too, then you can hear God thinking.

The most wonderful discovery made by scientists is science itself.

No science is immune to the infection of politics and the corruption of power.

Every animal leaves traces of what it was; man alone leaves traces of what he created.

Man is unique not because he does science, and his is unique not because he does art, but because science and art equally are expressions of his marvelous plasticity of mind.

The world is full of people who never quite get into the first team and who just miss the prizes at the flower show.

It is vain to say human beings ought to be satisfied with tranquillity: they must have action; and they will make it if they cannot find it.

Knowledge is an unending adventure at the edge of uncertainty.

Science has nothing to be ashamed of even in the ruins of Nagasaki. The shame is theirs who appeal to other values than the human imaginative values which science has evolved.

That is the essence of science: ask an impertinent question, and you are on the way to a pertinent answer.

We are all afraid for our confidence, for the future, for the world. That is the nature of the human imagination. Yet every man, every civilization, has gone forward because of its engagement with what it has set itself to do.

The values by which we are to survive are not rules for just and unjust conduct, but are those deeper illuminations in whose light justice and injustice, good and evil, means and ends are seen in fearful sharpness of outline.

Dissent is the native activity of the scientist, and it has got him into a good deal of trouble in the last years. But if that is cut off, what is left will not be a scientist. And I doubt whether it will be a man.

The world can only be grasped by action, not by contemplation.

The hand is the cutting edge of the mind.

You will die but the carbon will not; its career does not end with you. It will return to the soil, and there a plant may take it up again in time, sending it once more on a cycle of plant and animal life.

The world is made up of people who never quite get into the first team and who just miss the prizes at the flower show.

It is important that students bring a certain ragamuffin, barefoot irreverence to their studies; they are not here to worship what is known, but to question it.

We gain our ends only with the laws of nature; we control her only by understanding her laws.

The wish to hurt, the momentary intoxication with pain, is the loophole through which the pervert climbs into the minds of ordinary men.

Man masters nature not by force but by understanding. This is why science has succeeded where magic failed: because it has looked for no spell to cast over nature.

Power is the by-product of understanding.

To me, being an intellectual doesn't mean knowing about intellectual issues; it means taking pleasure in them.

Has there ever been a society which has died of dissent? Several have died of conformity in our lifetime.

Certainty ends inquiry.

Ask an impertinent question and you are on the way to the pertinent answer.

Every judgment in science stands on the edge of error, and is personal.

The symbol and the metaphor are as necessary to science as to poetry.

Man is unique not because he does science, and he is unique not because he does art, but because science and art equally are expressions of his marvelous plasticity of mind.

The most remarkable discovery ever made by scientists is science itself. The discovery must be compared in importance with the invention of cave-painting and of writing.

Science is the acceptance of what works and the rejection of what does not. That needs more courage than we might think.

It is a mistake to think of creative activity as something unusual.

Cancer can take away all of my physical abilities. It cannot touch my mind, it cannot touch my heart, and it cannot touch my soul.

A man must be strong in that profession, he must have vigor of body and mind, yet I am all out of breath if I walk up a hill; I have not the heart to crush even a fly.

There are those, I know, who will reply that the liberation of humanity, the freedom of man and mind, is nothing but a dream. They are right. It is. It is the American Dream.

The experience of life consists of the experience which the spirit has of itself in matter and as matter, in mind and as mind, in emotion, as emotion, etc.

Singularity shows something wrong in the mind.

Remember above all that mental stability comes by examining the contents of the mind, not by avoidence.

I think we will have a boy baby and he will be born on the 20th of August. Everyone else has a girl baby and at times I don't believe I should mind having a little Phyllis Dawn but Dearest wants a boy and I do.

Do not dwell in the past, do not dream of the future, concentrate the mind on the present moment.

But if anyone supposes that there was no commercial fraud in the Middle Ages, let him study the commercial legislation of England for that period, and his mind will be satisfied, if he has a mind to be satisfied and not only a fancy to run away with him.

The mind moves in the direction of our currently dominant thoughts.

I love the male body, it's better designed than the male mind.

Disney had such a hold on the mind of America-they were Adolf Hitler. The whole country thought Disney was some sort of god and that animation was some sort of pure thing for children.

One of the most difficult things to contend with in a hospital is that assumption on the part of the staff that because you have lost your gall bladder you have also lost your mind.

I did know that the book would end with a mind-boggling trial, but I didn't know exactly how it would turn out. I like a little suspense when I am writing, too.

Many ideas grow better when transplanted into another mind than in the one where they sprung up.

With a firm and steadfast mind one should hold under all conditions, that everywhere the earth is below and the sky above, and to the energetic man, every region is his fatherland.