True ignorance is not the absence of knowledge, but the refusal to acquire it.
KARL POPPERThe method of learning by trial and error – of learning from our mistakes – seems to be fundamentally the same whether it is practiced by lower or by higher animals, by chimpanzees, or by men of science.
More Karl Popper Quotes
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No book can ever be finished. While working on it we learn just enough to find it immature the moment we turn away from it
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The aim of argument, or of discussion, should not be victory but progress.
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The essential feature of dualist-interactionism is that the mind and brain are independent entities and that they interact by quantum physics.
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The future depends on ourselves, and we do not depend on any historical necessity.
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If our civilization is to survive, we must break with the habit of deference to great men.
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A theory that explains everything, explains nothing.
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Our knowledge can only be finite, while our ignorance must necessarily be infinite.
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The way of science is paved with discarded theories that were once declared self-evident.
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And it implies that if we respect truth, we must search for it by persistently searching for our errors: by indefatigable rational criticism, and self-criticism.
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Science may be described as the art of systematic oversimplification.
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It is not the consciousness of man that determines his existence – rather, it is his social existence that determines his consciousness.
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“It can’t happen here” is always wrong: a dictatorship can happen anywhere.
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Always remember that it is impossible to speak in such a way that you cannot be misunderstood: there will always be some who misunderstand you.
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Every intellectual has a very special responsibility. He has the privilege and the opportunity of studying.
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If you can’t say it simply and clearly, keep quiet, and keep working on it till you can.
KARL POPPER






