"The great experimental principle, then, is doubt, that……" — Claude Bernard
"The great experimental principle, then, is doubt, that philosophic doubt which leaves to the mind its freedom and initiative, and from which the virtues most valuable to investigators in physiology and medicine are derived."
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Claude Bernard
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79 Quotes by Claude Bernard
Claude Bernard has 79 quotes on this site.
A few more worth reading:
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It is what we know already that often prevents us from learning.
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Put off your imagination, as you put off your overcoat, when you enter the laboratory. Put it on again, as…
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The investigator should have a robust faith - and yet not believe.
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A fact in itself is nothing. It is valuable only for the idea attached to it, or for the proof…
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Science does not permit exceptions.
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In teaching man, experimental science results in lessening his pride more and more by proving to him every day that…
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In the philosophic sense, observation shows and experiment teaches.
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Man does not limit himself to seeing; he thinks and insists on learning the meaning of phenomena whose existence has…
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Obervation is a passive science, experimentation is an active science.
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We must never make experiments to confirm our ideas, but simply to control them.
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It is impossible to devise an experiment without a preconceived idea; devising an experiment, we said, is putting a question;…
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Even mistaken hypotheses and theories are of use in leading to discoveries. This remark is true in all the sciences.…
See all 79 quotes by Claude Bernard »
More Derived Quotes
This quote is filed under Derived Quotes,
one of 319 quotes in that category. Here are a few more:
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Do not measure your loss by itself; if you do, it will seem intolerable; but if you will take all…
— Saint Basil
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I do transcendental meditation, which is, I suppose, derived from Vedic or Ayurvedic principles, which is sort of Hindu principles.
— Russell Brand
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The whole world appears to me like a huge vacuum, a vast empty space, whence nothing desirable, or at least…
— David Brainerd
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If the people are happy, united, wealthy, and powerful, we presume the rest. We conclude that to be good from…
— Edmund Burke
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The fruit derived from labor is the sweetest of pleasures.
— Luc de Clapiers
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Under current federal policy on human embryonic stem cell research, only those stem cell lines derived before August 9, 2001…
— Tom Allen
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In evolution, as in all areas of science, our knowledge is incomplete. But the entire success of the scientific enterprise…
— Bruce Alberts
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America does not seem to remember that it derived its wealth, its values, its food, much of its medicine, and…
— Paula Gunn Allen
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It is impossible to talk of respect for students for the dignity that is in the process of coming to…
— Paulo Freire
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It is therefore indisputable that the limbs of architecture are derived from the limbs of man.
— Michelangelo
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It is not from nature, but from education and habits, that our wants are chiefly derived.
— Henry Fielding
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My hand moves because certain forces--electric, magnetic, or whatever 'nerve-force' may prove to be--are impressed on it by my brain.…
— Lewis Carroll
See all 319 Derived Quotes »