Quote

All the vital mechanisms, varied as they are, have only one object, that of preserving constant the conditions of life in the internal environment.

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
Mechanism
Vital
Object
Constant
Mechanisms
Objects
Preserving
Conditions
Varied
Environment
Internals
Life
Internal

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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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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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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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Hatred is the most clear- sighted, next to genius.
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Science does not permit exceptions.
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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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Science increases our power in proportion as it lowers our pride.
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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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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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Our ideas are only intellectual instruments which we use to break into phenomena we must change them when they have served their purpose, as we change a blunt lancet that we have used long enough.
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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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Mediocre men often have the most acquired knowledge
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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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In the philosophic sense, observation shows and experiment teaches.
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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 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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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.
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True science teaches us to doubt and, in ignorance, to refrain.
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First causes are outside the realm of 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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