True science teaches us to doubt and, in ignorance, to refrain.
CLAUDE BERNARDOur 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.
More Claude Bernard Quotes
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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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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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Science does not permit exceptions.
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Hatred is the most clear- sighted, next to genius.
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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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Mediocre men often have the most acquired knowledge.
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Particular facts are never scientific; only generalization can establish science.
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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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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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Feeling alone guides the mind.
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With the aid of these active experimental sciences man becomes an inventor of phenomena, a real foreman of creation; and under this head we cannot set limits to the power that he may gain over nature through future progress of the experimental sciences.
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In the philosophic sense, observation shows and experiment teaches.
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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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We must never make experiments to confirm our ideas, but simply to control them.
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Obervation is a passive science, experimentation is an active science.
CLAUDE BERNARD






