---
title: "1 Observations Choose Quotes By Claude Bernard"
description: "1 Observations Choose quotes by Claude Bernard. Plus more from Claude Bernard and more Observations Choose sayings from other authors."
image: "https://sms4smile.com/quotes/i/280/claude-bernard-7455_combat_men-who-have-excessive-faith-in-their-th_372737.png"
---

> [Men who have excessive faith in their theories ... make poor observations, because they choose among the results of their experiments only what suits their object, neglecting whatever is unrelated to it and carefully setting aside everything which might tend…](https://sms4smile.com/quotes/claude-bernard/men-who-have-excessive-faith-in-their-theories-make-poor-observations/)

[Claude Bernard](https://sms4smile.com/quotes/author/claude-bernard/)

[Image](https://sms4smile.com/quotes/i/280/claude-bernard-7455_combat_men-who-have-excessive-faith-in-their-th_372737.png)

## More by Claude Bernard

> [In every enterprise ... the mind is always reasoning, and, even when we seem to act without a motive, an instinctive logic still directs…](https://sms4smile.com/quotes/claude-bernard/in-every-enterprise-the-mind-is-always-reasoning-and-even-when-we/)

[Claude Bernard](https://sms4smile.com/quotes/author/claude-bernard/)

> [Descriptive anatomy is to physiology what geography is to history, and just as it is not enough to know the typography of a country…](https://sms4smile.com/quotes/claude-bernard/descriptive-anatomy-is-to-physiology-what-geography-is-to-history-and/)

[Claude Bernard](https://sms4smile.com/quotes/author/claude-bernard/)

> [Mediocre men often have the most acquired knowledge. It is in the darker. It is in the darker regions of science that great men…](https://sms4smile.com/quotes/claude-bernard/mediocre-men-often-have-the-most-acquired-knowledge-it-is-in-the/)

[Claude Bernard](https://sms4smile.com/quotes/author/claude-bernard/)

> [Ardent desire for knowledge, in fact, is the one motive attracting and supporting investigators in their efforts; and just this knowledge, really grasped and…](https://sms4smile.com/quotes/claude-bernard/ardent-desire-for-knowledge-in-fact-is-the-one-motive-attracting-and/)

[Claude Bernard](https://sms4smile.com/quotes/author/claude-bernard/)

> [If I had to define life in a single phrase, I should clearly express my thought of throwing into relief one characteristic which, in…](https://sms4smile.com/quotes/claude-bernard/if-i-had-to-define-life-in-a-single-phrase-i-should-clearly-express/)

[Claude Bernard](https://sms4smile.com/quotes/author/claude-bernard/)

> [The investigator should have a robust faith - and yet not believe.](https://sms4smile.com/quotes/claude-bernard/the-investigator-should-have-a-robust-faith-and-yet-not-believe/)

[Claude Bernard](https://sms4smile.com/quotes/author/claude-bernard/)

> [Even mistaken hypotheses and theories are of use in leading to discoveries. This remark is true in all the sciences. The alchemists founded chemistry…](https://sms4smile.com/quotes/claude-bernard/even-mistaken-hypotheses-and-theories-are-of-use-in-leading-to/)

[Claude Bernard](https://sms4smile.com/quotes/author/claude-bernard/)

> [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…](https://sms4smile.com/quotes/claude-bernard/tout-est-poison-rien-n-est-poison-tout-est-une-question-de-dose/)

[Claude Bernard](https://sms4smile.com/quotes/author/claude-bernard/)

> [A fact in itself is nothing. It is valuable only for the idea attached to it, or for the proof which it furnishes.](https://sms4smile.com/quotes/claude-bernard/a-fact-in-itself-is-nothing-it-is-valuable-only-for-the-idea-attached/)

[Claude Bernard](https://sms4smile.com/quotes/author/claude-bernard/)

> [It is what we know already that often prevents us from learning.](https://sms4smile.com/quotes/claude-bernard/it-is-what-we-know-already-that-often-prevents-us-from-learning/)

[Claude Bernard](https://sms4smile.com/quotes/author/claude-bernard/)

> [We must remain, in a word, in an intellectual disposition which seems paradoxical, but which, in my opinion, represents the true mind of the…](https://sms4smile.com/quotes/claude-bernard/we-must-remain-in-a-word-in-an-intellectual-disposition-which-seems/)

[Claude Bernard](https://sms4smile.com/quotes/author/claude-bernard/)

> [The fact that knowledge endlessly recedes as the investigator is about to grasp it is what constitutes at the same time his torment and…](https://sms4smile.com/quotes/claude-bernard/the-fact-that-knowledge-endlessly-recedes-as-the-investigator-is/)

[Claude Bernard](https://sms4smile.com/quotes/author/claude-bernard/)

> [But while I accept specialization in the practice, I reject it utterly in the theory of science.](https://sms4smile.com/quotes/claude-bernard/but-while-i-accept-specialization-in-the-practice-i-reject-it-utterly/)

[Claude Bernard](https://sms4smile.com/quotes/author/claude-bernard/)

> [Men who have excessive faith in their theories ... make poor observations, because they choose among the results of their experiments only what suits…](https://sms4smile.com/quotes/claude-bernard/men-who-have-excessive-faith-in-their-theories-make-poor-observations/)

[Claude Bernard](https://sms4smile.com/quotes/author/claude-bernard/)

> [First causes are outside the realm of science.](https://sms4smile.com/quotes/claude-bernard/first-causes-are-outside-the-realm-of-science/)

[Claude Bernard](https://sms4smile.com/quotes/author/claude-bernard/)

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