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The mental never influences the physical. It is always the physical that modifies the mental, and when we think that the mind is diseased, it is always an illusion.

Claude Bernard

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Claude Bernard
Age: 64 †
Born: 1813
Born: July 12
Died: 1878
Died: February 10
Physician Writer
Physiologist
Politician
Professor
Psychologist
Illusion
Physical
Influence
Mind
Always
Modifies
Never
Diseased
Think
Influences
Thinking
Mental

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Il ne fallait jamais faire des expériences pour confirmer ses idées, mais simplement pour les contrôler. We must never make experiments to confirm our ideas, but simply to control them.
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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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Science rejects the indeterminate.
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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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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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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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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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A discovery is generally an unforeseen relation not included in theory.
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We must alter theory to adapt it to nature, but not nature to adapt it to theory.
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True science teaches us to doubt and, in ignorance, to refrain.
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Science does not permit exceptions.
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Now, a living organism is nothing but a wonderful machine endowed with the most marvellous properties and set going by means of the most complex and delicate mechanism.
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Those who do not know the torment of the unknown cannot have the joy of discovery.
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The stability of the internal medium is a primary condition for the freedom and independence of certain living bodies in relation to the environment surrounding them.
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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 joy of discovery is certainly the liveliest that the mind of man can ever feel.
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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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We achieve more than we know. We know more than we understand. We understand more than we can explain.
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A contemporary poet has characterized this sense of the personality of art and of the impersonality of science in these words,-'Art is myself science is ourselves. '
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