Our knowledge can only be finite, while our ignorance must necessarily be infinite.

Science may be described as the art of systematic over-simplification.

No rational argument will have a rational effect on a man who does not want to adopt a rational attitude.

Those who promise us paradise on earth never produced anything but a hell.

There is no history of mankind, there are only many histories of all kinds of aspects of human life. And one of these is the history of political power. This is elevated into the history of the world.

It is impossible to speak in such a way that you cannot be misunderstood.

Piecemeal social engineering resembles physical engineering in regarding the ends as beyond the province of technology.

Science must begin with myths, and with the criticism of myths.

In so far as a scientific statement speaks about reality, it must be falsifiable; and in so far as it is not falsifiable, it does not speak about reality.

We must plan for freedom, and not only for security, if for no other reason than that only freedom can make security secure.

Good tests kill flawed theories; we remain alive to guess again.

Whenever a theory appears to you as the only possible one, take this as a sign that you have neither understood the theory nor the problem which it was intended to solve.

We have become makers of our fate when we have ceased to pose as its prophets.

Our knowledge can only be finite, while our ignorance must necessarily be infinite.

The conspiracy theory of society comes from abandoning god and then asking Who is in his place.

Every discovery contains an irrational element or a creative intuition.

We may become the makers of our fate when we have ceased to pose as its prophets.

It is complete nihilism to propose laying down arms in a world where atom bombs are around. It is very simple: there is no way of achieving peace other than with weapons.

Without feeling abashed by my ignorance, I confess that I am absolutely unable to say. In the absence of an appearance of learning, my answer has at least one merit, that of perfect sincerity.

Until as recently as November of 1966, I had complete faith in the Warren Report. Of course, my faith in the Report was grounded in ignorance, since I had never read it.

Prayer is an august avowal of ignorance.

Fear is the lengthened shadow of ignorance.

There are in fact two things, science and opinion; the former begets knowledge, the later ignorance.

All the perplexities, confusion and distress in America arise, not from defects in their Constitution or Confederation, not from want of honor or virtue, so much as from the downright ignorance of the nature of coin, credit and circulation.

I have to plead basic ignorance of most new jazz artists here.

It ain't ignorance that causes all the trouble in this world. It's the things people know that ain't so.

Backward is just not a natural direction for Americans to look - historical ignorance remains a national characteristic.

Behind every argument is someone's ignorance.

If not bliss, ignorance can at least be fun.

The prejudices of ignorance are more easily removed than the prejudices of interest; the first are all blindly adopted, the second willfully preferred.

The fifth freedom is freedom from ignorance.

Our souls may lose their peace and even disturb other people's, if we are always criticizing trivial actions - which often are not real defects at all, but we construe them wrongly through our ignorance of their motives.

Scientific men can hardly escape the charge of ignorance with regard to the precise effect of the impact of modern science upon the mode of living of the people and upon their civilisation.

The consciousness of the falsity of present pleasures, and the ignorance of the vanity of absent pleasures, cause inconstancy.

Quotations are useful in periods of ignorance or obscurantist beliefs.

In expanding the field of knowledge we but increase the horizon of ignorance.

His ignorance is encyclopedic.

The principles of justice are chosen behind a veil of ignorance.

The voice of the intelligence is drowned out by the roar of fear. It is ignored by the voice of desire. It is contradicted by the voice of shame. It is biased by hate and extinguished by anger. Most of all it is silenced by ignorance.

Privacy under what circumstance? Privacy at home under what circumstances? You have more privacy if everyone's illiterate, but you wouldn't really call that privacy. That's ignorance.

Ignorance is the mother of devotion.

When ignorance gets started it knows no bounds.

Truth will always be truth, regardless of lack of understanding, disbelief or ignorance.

It is an infantile superstition of the human spirit that virginity would be thought a virtue and not the barrier that separates ignorance from knowledge.

The average man has a carefully cultivated ignorance about household matters - from what to do with the crumbs to the grocer's telephone number - a sort of cheerful inefficiency which protects him.

It's innocence when it charms us, ignorance when it doesn't.

A little learning is a dangerous thing, but a lot of ignorance is just as bad.

We are born knowing nothing and with much striving we learn but a little; yet all the while we are bound by laws that hearken to no plea of ignorance, and measure out their rewards and punishments with calm indifference.

Opinion is the medium between knowledge and ignorance.