Karl Popper Quotes

Top 71 wise famous quotes and sayings by Karl Popper

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Karl Popper quotes: Better our hypotheses die for our errors than ourselves. Better our hypotheses die for our errors than ourselves.
Karl Popper quotes: Science is most significant as one of the greatest spiritual adventures that man has yet known. Science is most significant as one of the greatest spiritual adventures that man has yet known.
Karl Popper quotes: I have come to the conclusion that Darwinism is not a testable scientific theory, but a metaphysical research programme ... I have come to the conclusion that Darwinism is not a testable scientific theory, but a metaphysical research programme ...
Karl Popper quotes: Definitions ... are never really needed, and rarely of any use Definitions ... are never really needed, and rarely of any use
Karl Popper quotes: A theory is just a mathematical model to describe the observations. A theory is just a mathematical model to describe the observations.
Karl Popper quotes: We must plan for freedom, and not only for security, if for no other reason than only freedom can make security more secure. We must plan for freedom, and not only for security, if for no other reason than only freedom can make security more secure.
Karl Popper quotes: I would rather find a single causal law than be the king of Persia! I would rather find a single causal law than be the king of Persia!
Karl Popper quotes: The quest for precision is analogous to the quest for certainty, and both should be abandoned. The quest for precision is analogous to the quest for certainty, and both should be abandoned.
Karl Popper quotes: I may be wrong and you may be right, and by an effort, we may get nearer to the truth I may be wrong and you may be right, and by an effort, we may get nearer to the truth
Karl Popper quotes: We hate the very idea that our own ideas may be mistaken, so we cling dogmatically to our conjectures. We hate the very idea that our own ideas may be mistaken, so we cling dogmatically to our conjectures.
Karl Popper quotes: I have learned more from Hayek than from any other living thinker, except perhaps Alfred Tarski - but not even excepting Russell. I have learned more from Hayek than from any other living thinker, except perhaps Alfred Tarski - but not even excepting Russell.
Karl Popper quotes: Good tests kill flawed theories; we remain alive to guess again. Good tests kill flawed theories; we remain alive to guess again.
Karl Popper quotes: Our knowledge can only be finite, while our ignorance must necessarily be infinite. Our knowledge can only be finite, while our ignorance must necessarily be infinite.
Karl Popper quotes: Plato felt that a complete reconstruction of society's political program was needed. Plato felt that a complete reconstruction of society's political program was needed.
Karl Popper quotes: All nationalism or racialism is evil, and Jewish nationalism is no exception. All nationalism or racialism is evil, and Jewish nationalism is no exception.
Karl Popper quotes: It seems to me certain that more people are killed out of righteous stupidity than out of wickedness. It seems to me certain that more people are killed out of righteous stupidity than out of wickedness.
Karl Popper quotes: You cannot have a rational discussion with a man who prefers shooting you to being convinced by you. You cannot have a rational discussion with a man who prefers shooting you to being convinced by you.
Karl Popper quotes: If you know that things are bound to happen whatever you do, then you may feel free to give up the fight against them. If you know that things are bound to happen whatever you do, then you may feel free to give up the fight against them.
Karl Popper quotes: In my view, aiming at simplicity and lucidity is a moral duty of all intellectuals: lack of clarity is a sin, and pretentiousness is a crime. In my view, aiming at simplicity and lucidity is a moral duty of all intellectuals: lack of clarity is a sin, and pretentiousness is a crime.
Karl Popper quotes: All things living are in search of a better world . All things living are in search of a better world .
Karl Popper quotes: Every solution of a problem raises new unsolved problems. Every solution of a problem raises new unsolved problems.
Karl Popper quotes: Every genuine test of a theory is an attempt to falsify it, or to refute it. Every genuine test of a theory is an attempt to falsify it, or to refute it.
Karl Popper quotes: There is no history, only histories. There is no history, only histories.
Karl Popper quotes: Every discovery contains an irrational element or a creative intuition. Every discovery contains an irrational element or a creative intuition.
Karl Popper quotes: The survival value of intelligence is that it allows us to extinct a bad idea, before the idea extincts us. The survival value of intelligence is that it allows us to extinct a bad idea, before the idea extincts us.
Karl Popper quotes: There is no pure, disinterested, theory-free observation, There is no pure, disinterested, theory-free observation,
Karl Popper quotes: Those who promise us paradise on earth never produced anything but a hell. Those who promise us paradise on earth never produced anything but a hell.
Karl Popper quotes: Our greatest troubles spring from something that is as admirable as it is dangerous ... our impatience to better the lot of our fellows. Our greatest troubles spring from something that is as admirable as it is dangerous ... our impatience to better the lot of our fellows.
Karl Popper quotes: We never know what we are talking about. We never know what we are talking about.
Karl Popper quotes: Science may be described as the art of systematic oversimplification. Science may be described as the art of systematic oversimplification.
Karl Popper quotes: It must be possible for an empirical system to be refuted by experience. It must be possible for an empirical system to be refuted by experience.
Karl Popper quotes: The initial stage, the act of conceiving or inventing a theory, seems to me neither to call for logical analysis nor to be susceptible of it. The initial stage, the act of conceiving or inventing a theory, seems to me neither to call for logical analysis nor to be susceptible of it.
Karl Popper quotes: It is impossible to speak in such a way that you cannot be misunderstood. It is impossible to speak in such a way that you cannot be misunderstood.
Karl Popper quotes: The history of science is everywhere speculative. It is a marvelous hiatory. It makes you proud to be a human being. The history of science is everywhere speculative. It is a marvelous hiatory. It makes you proud to be a human being.
Karl Popper quotes: No particular theory may ever be regarded as absolutely certain ... No scientific theory is sacrosanct ... No particular theory may ever be regarded as absolutely certain ... No scientific theory is sacrosanct ...
Karl Popper quotes: Contrary to the outstanding work of art, outstanding theory is susceptible to improvements. Contrary to the outstanding work of art, outstanding theory is susceptible to improvements.
Karl Popper quotes: While differing widely in the various little bits we know, in our infinite ignorance we are all equal. While differing widely in the various little bits we know, in our infinite ignorance we are all equal.
Karl Popper quotes: Our belief in any particular natural law cannot have a safer basis than our unsuccessful critical attempts to refute it. Our belief in any particular natural law cannot have a safer basis than our unsuccessful critical attempts to refute it.
Karl Popper quotes: We have become makers of our fate when we have ceased to pose as its prophets. We have become makers of our fate when we have ceased to pose as its prophets.
Karl Popper quotes: If we wish our civilization to survive we must break with the habit of deference to great men. If we wish our civilization to survive we must break with the habit of deference to great men.
Karl Popper quotes: The most we can say of democracy or freedom is that they give our personal abilities a little more influence on our well-being. The most we can say of democracy or freedom is that they give our personal abilities a little more influence on our well-being.
Karl Popper quotes: 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. 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.
Karl Popper quotes: The only way to test a hypothesis is to look for all the information that disagrees with it. The only way to test a hypothesis is to look for all the information that disagrees with it.
Karl Popper quotes: True ignorance is not the absence of knowledge, but the refusal to acquire it. True ignorance is not the absence of knowledge, but the refusal to acquire it.
Karl Popper quotes: The attempt to make heaven on earth invariably produces hell. The attempt to make heaven on earth invariably produces hell.
Karl Popper quotes: Our aim must be to make our successive mistakes as quickly as possible. To speed up evolution. Our aim must be to make our successive mistakes as quickly as possible. To speed up evolution.