The best weapon of a dictatorship is secrecy, but the best weapon of a democracy should be the weapon of openness.

Your theory is crazy, but it's not crazy enough to be true.

When it comes to atoms, language can be used only as in poetry. The poet, too, is not nearly so concerned with describing facts as with creating images.

The opposite of a fact is falsehood, but the opposite of one profound truth may very well be another profound truth.

It is wrong to think that the task of physics is to find out how Nature is. Physics concerns what we say about Nature.

There are some things so serious you have to laugh at them.

If anybody says he can think about quantum physics without getting giddy, that only shows he has not understood the first thing about them.

An expert is someone who knows some of the worst mistakes, which can be made, in a very narrow field.

An expert is a man who has made all the mistakes which can be made, in a narrow field.

Every sentence I utter must be understood not as an affirmation, but as a question.

How wonderful that we have met with a paradox. Now we have some hope of making progress.

A physicist is just an atom's way of looking at itself.

We are all agreed that your theory is crazy. The question which divides us is whether it is crazy enough to have a chance of being correct. My own feeling is that it is not crazy enough.

Every great and deep difficulty bears in itself its own solution. It forces us to change our thinking in order to find it.

Prediction is very difficult, especially if it's about the future.

If quantum mechanics hasn't profoundly shocked you, you haven't understood it yet.

There are trivial truths and the great truths. The opposite of a trivial truth is plainly false. The opposite of a great truth is also true.

Everything we call real is made of things that cannot be regarded as real.

Einstein, stop telling God what to do!

No, no, you're not thinking; you're just being logical.

Technology has advanced more in the last thirty years than in the previous two thousand. The exponential increase in advancement will only continue. Anthropological Commentary The opposite of a trivial truth is false; the opposite of a great truth is also true.

Never express yourself more clearly than you are able to think.

The best weapon of a dictatorship is secrecy, but the best weapon of a democracy should be the weapon of openness.

Every description of natural processes must be based on ideas which have been introduced and defined by the classical theory.

Humanity will... be confronted with dangers of unprecedented character unless, in due time, measures can be taken to forestall a disastrous competition in such formidable armaments and to establish an international control of the manufacture and use of the powerful materials.

While the finish given to our picture of the world by the theory of relativity has already been absorbed into the general scientific consciousness, this has scarcely occurred to the same extent with those aspects of the general problem of knowledge which have been elucidated by the quantum theory.

The meaning of life consists in the fact that it makes no sense to say that life has no meaning.

An expert is a man who has made all the mistakes which can be made in a very narrow field

The opposite of a fact is a falsehood, but the opposite of one profound truth may very well be another profound truth.

Opposites are not contradictory but complementary.

Physics is the belief that a simple and consistent description of nature is possible.

Every valuable human being must be a radical and a rebel, for what he must aim at is to make things better than they are.

An expert is a person who has found out by his own painful experience all the mistakes that one can make in a very narrow field.

Democracy cannot succeed unless those who express their choice are prepared to choose wisely. The real safeguard of democracy, therefore, is education.

The experience of democracy is like the experience of life itself-always changing, infinite in its variety, sometimes turbulent and all the more valuable for having been tested by adversity.

In democracy everyone has the right to be represented, even the jerks.

But democracy isn't a state of perfection. It has to be improved, and that means constant vigilance.

Democracy is stronger than terrorism, and we will not cower to the terrorists' campaign of fear.

Our brave soldiers and support personnel are engaged in a battle as important as any the United States has ever before waged, for the success of democracy in Iraq is a crucial test of the ideals this Nation was founded upon.

American and Israel share a special bond. Our relationship is unique among all nations. Like America, Israel is a strong democracy, a symbol of freedom, and an oasis of liberty, a home to the oppressed and persecuted.

Democracy is also a form of worship. It is the worship of Jackals by Jackasses.

Until the control of the issue of currency and credit is restored to government and recognized as its most conspicuous and sacred responsibility, all talks of the sovereignty of Parliament and of democracy is idle and futile.

And when we draw lines in the sand with regard to certain basic things that are vital to our interest and to the interest of democracy and our friends around the world, we have to be willing to back that up.

While Kuwait is not a democracy, giving only half the population a voice in their government is not a policy this Congress should support and one that I am glad that Kuwait's leaders are changing.

It's true that the war in Iraq opened a distance in relations between part of Europe and the U.S. government, but our basic ties are stronger than that. We share democracy, free markets and a commitment to Western security. We differ on how to guarantee that security.

The best Governments of the World have bin composed of Monarchy, Aristocracy, and Democracy.

If we are to keep our democracy, there must be one commandment: "Thou shalt not ration justice."

One has the right to be wrong in a democracy.

In this possibly terminal phase of human existence, democracy and freedom are more than just ideals to be valued - they may be essential to survival.