Man can learn nothing unless he proceeds from the known to the unknown.
CLAUDE BERNARDMediocre men often have the most acquired knowledge.
More Claude Bernard Quotes
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Science does not permit exceptions.
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The science of life is a superb and dazzlingly lighted hall which may be reached only by passing through a long and ghastly kitchen.
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In science, the best precept is to alter and exchange our ideas as fast as science moves ahead.
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The joy of discovery is certainly the liveliest that the mind of man can ever feel.
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We must keep our freedom of mind, and must believe that in nature what is absurd, according to our theories, is not always impossible.
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In the philosophic sense, observation shows and experiment teaches.
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The experimenter who does not know what he is looking for will not understand what he finds.
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Theories are like a stairway; by climbing, science widens its horizon more and more, because theories embody and necessarily include proportionately more facts as they advance.
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Science increases our power in proportion as it lowers our pride.
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It is what we know already that often prevents us from learning.
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The fact that knowledge endlessly recedes as the investigator is about to grasp it is what constitutes at the same time his torment and happiness.
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Mediocre men often have the most acquired knowledge. It is in the darker. It is in the darker regions of science that great men are recognized; they are marked by ideas which light up phenomena hitherto obscure and carry science forward.
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A discovery is generally an unforeseen relation not included in theory.
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A great discovery is a fact whose appearance in science gives rise to shining ideas, whose light dispels many obscurities and shows us new paths.
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Those who have an excessive faith in their theories or in their ideas are not only poorly disposed to make discoveries, but they also make very poor observations.
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We must remain, in a word, in an intellectual disposition which seems paradoxical, but which, in my opinion, represents the true mind of the investigator. We must have a robust faith and yet not believe.
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The doubter is a true man of science: he doubts only himself and his interpretations, but he believes in science.
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Well-observed facts, though brought to light by passing theories, will never die; they are the material on which alone the house of science will at last be built.
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The eloquence of a scientist is clarity; scientific truth is always more luminous when its beauty is unadorned than when it is tricked out in the embellishments with which our imagination would seek to clothe it.
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Art is ‘I’; science is ‘we’.
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Priestley said that each discovery we make shows us many others that should be made.
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All the vital mechanisms, varied as they are, have only one object, that of preserving constant the conditions of life in the internal environment.
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We must never make experiments to confirm our ideas, but simply to control them.
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Hatred is the most clear- sighted, next to genius.
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Put off your imagination, as you put off your overcoat, when you enter the laboratory. Put it on again, as you put on your overcoat, when you leave.
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Science admits no exceptions; otherwise there would be no determinism in science, or rather, there would be no science.
CLAUDE BERNARD