Even mistaken hypotheses and theories are of use in leading to discoveries. This remark is true in all the sciences. The alchemists… — Claude Bernard Copy Share Image
But while I accept specialization in the practice, I reject it utterly in the theory of science. — Claude Bernard Copy Share Image
Men who have excessive faith in their theories ... make poor observations, because they choose among the results of their experiments only… — Claude Bernard Copy Share Image
Progress is achieved by exchanging our theories for new ones which go further than the old, until we find one based on… — Claude Bernard Copy Share Image
When we meet a fact which contradicts a prevailing theory, we must accept the fact and abandon the theory, even when the… — Claude Bernard Copy Share Image
We must keep our freedom of mind, ... and must believe that in nature what is absurd, according to our theories, is… — Claude Bernard Copy Share Image
[Those] who have an excessive faith in their theories or in their ideas are not only poorly disposed to make discoveries, but… — Claude Bernard Copy Share Image
Even mistaken hypotheses and theories are of use in leading to discoveries. This remark is true in all the sciences. The alchemists… — Claude Bernard Copy Share Image
Men who believe too firmly in their theories, do not believe enough in the theories of others. So ... these despisers of… — Claude Bernard Copy Share Image
Men who have excessive faith in their theories or ideas are not only ill prepared for making discoveries; they also make very… — Claude Bernard Copy Share Image
It has often been said that, to make discoveries, one must be ignorant. This opinion, mistaken in itself, nevertheless conceals a truth.… — Claude Bernard Copy Share Image
A discovery is generally an unforeseen relation not included in theory. — Claude Bernard Copy Share Image
Well-observed facts, though brought to light by passing theories, will never die; they are the material on which alone the house of… — Claude Bernard Copy Share Image
Theories are like a stairway; by climbing, science widens its horizon more and more, because theories embody and necessarily include proportionately more… — Claude Bernard Copy Share Image
In these researches I followed the principles of the experimental method that we have established, i.e., that, in presence of a well-noted,… — Claude Bernard Copy Share Image
We must alter theory to adapt it to nature, but not nature to adapt it to theory. — Claude Bernard Copy Share Image
In every enterprise ... the mind is always reasoning, and, even when we seem to act without a motive, an instinctive logic still directs… — Claude Bernard Copy Share Image
Descriptive anatomy is to physiology what geography is to history, and just as it is not enough to know the typography of a country… — Claude Bernard Copy Share Image
Mediocre men often have the most acquired knowledge. It is in the darker. It is in the darker regions of science that great men… — Claude Bernard Copy Share Image
Ardent desire for knowledge, in fact, is the one motive attracting and supporting investigators in their efforts; and just this knowledge, really grasped and… — Claude Bernard Copy Share Image
If I had to define life in a single phrase, I should clearly express my thought of throwing into relief one characteristic which, in… — Claude Bernard Copy Share Image
Even mistaken hypotheses and theories are of use in leading to discoveries. This remark is true in all the sciences. The alchemists founded chemistry… — Claude Bernard Copy Share Image
Tout est poison, rien n'est poison, tout est une question de dose. Everything is poisonous, nothing is poisonous, it is all a matter of… — Claude Bernard Copy Share Image
A fact in itself is nothing. It is valuable only for the idea attached to it, or for the proof which it furnishes. — Claude Bernard Copy Share Image
We must remain, in a word, in an intellectual disposition which seems paradoxical, but which, in my opinion, represents the true mind of the… — Claude Bernard Copy Share Image
The fact that knowledge endlessly recedes as the investigator is about to grasp it is what constitutes at the same time his torment and… — Claude Bernard Copy Share Image
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