Man can learn nothing unless he proceeds from the known to the unknown.
CLAUDE BERNARDAll the vital mechanisms, varied as they are, have only one object, that of preserving constant the conditions of life in the internal environment.
More Claude Bernard Quotes
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The first requirement in using statistics is that the facts treated shall be reduced to comparable units.
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If I had to define life in a single phrase, I should clearly express my thought of throwing into relief one characteristic which, in my opinion, sharply differentiates biological science. I should say: life is creation.
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Everything is poisonous, nothing is poisonous, it is all a matter of dose.
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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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Science increases our power in proportion as it lowers our pride.
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In the philosophic sense, observation shows and experiment teaches.
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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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Those who do not know the torment of the unknown cannot have the joy of discovery.
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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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The goal of scientific physicians in their own science … is to reduce the indeterminate. Statistics therefore apply only to cases in which the cause of the facts observed is still indeterminate.
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We achieve more than we know. We know more than we understand. We understand more than we can explain.
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When entering on new ground we must not be afraid to express even risky ideas so as to stimulate research in all directions. As Priestley put it, we must not remain inactive through false modesty based on fear of being mistaken.
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Science does not permit exceptions.
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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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Men who believe too firmly in their theories, do not believe enough in the theories of others. So these despisers of their fellows make experiments only to destroy a theory, instead of to seek the truth.
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A man of science rises ever, in seeking truth; and if he never finds it in its wholeness, he discovers nevertheless very significant fragments; and these fragments of universal truth are precisely what constitutes science.
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The terrain is everything; the germ is nothing.
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The joy of discovery is certainly the liveliest that the mind of man can ever feel.
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A fact in itself is nothing. It is valuable only for the idea attached to it, or for the proof which it furnishes.
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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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First causes are outside the realm of science.
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True science teaches us to doubt and, in ignorance, to refrain.
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Art is ‘I’; science is ‘we’.
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In teaching man, experimental science results in lessening his pride more and more by proving to him every day that primary causes, like the objective reality of things, will be hidden from him forever and that he can only know relations.
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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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Priestley said that each discovery we make shows us many others that should be made.
CLAUDE BERNARD