Man can learn nothing unless he proceeds from the known to the unknown.
CLAUDE BERNARDExperiment is fundamentally only induced observation.
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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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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Everything is poisonous, nothing is poisonous, it is all a matter of dose.
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The minds that rise and become really great are never self-satisfied, but still continue to strive.
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In the philosophic sense, observation shows and experiment teaches.
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A discovery is generally an unforeseen relation not included in theory.
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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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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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We must alter theory to adapt it to nature, but not nature to adapt it to theory.
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Those who do not know the torment of the unknown cannot have the joy of discovery.
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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 better educated we are and the more acquired information we have, the better prepared shall we find our minds for making great and fruitful discoveries.
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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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The investigator should have a robust faith – and yet not believe.
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Science rejects the indeterminate.
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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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Priestley said that each discovery we make shows us many others that should be made.
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Feeling alone guides the mind.
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We must never make experiments to confirm our ideas, but simply to control them.
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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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It is what we know already that often prevents us from learning.
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Art is ‘I’; science is ‘we’.
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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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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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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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The terrain is everything; the germ is nothing.
CLAUDE BERNARD