Henri Poincare Quotes

All our knowledge begins with the senses, proceeds then to the understanding, and ends with reason. There is nothing higher than reason.

Where the senses fail us, reason must step in.

Ability to discern that what is true is true, and that what is false is false, is the characteristic of intelligence.

The knowledge of the theory of logic has no tendency whatever to make men good reasoners.

It is through science that we prove, but through intuition that we discover.

Logic takes care of itself; all we have to do is to look and see how it does it.

These rare senses and powers of reasoning were given to be used freely, but not audaciously, to discover, not to pervert the truth.

Science is a quest for understanding.

The theoretician believes in logic and believes that he despises dreams, intuition, and poetry. He does not recognize that these three fairies have only disguised themselves in order to dazzle him.... He does not know that he owes his greatest discoveries to them.

Show Holmes a drop of water and he would deduce the existence of the Atlantic. Show it to me and I would look for a tap. That was the difference between us.

If logic itself is created rather than being inborn, it follows that the first task of education is to form reasoning.

Logic is the art of making truth prevail.

Mathematical reasoning may be regarded.

It is with logic that one proves; it is with intuition that one invents.

Implication is thus the very texture of our web of belief, and logic is the theory that traces it.

In what we really understand, we reason but little.

Knowledge is awareness, and to it there are many paths, not all of them paved with logic.

Intuition and concepts constitute... the elements of all our knowledge, so that neither concepts without an intuition in some way corresponding to them, nor intuition without concepts, can yield knowledge.

Anything that gives us new knowledge gives us an opportunity to be more rational.

The greatest and noblest pleasure which we have in this world is to discover new truths, and the next is to shake off old prejudices.

Common Sense is that which judges the things given to it by other senses.

Logic teaches rules for presentation, not thinking.

The truth of things is the chief nutriment of superior intellects.

I like the facts. I find them interesting.

Science is for those who learn, poetry is for those who know.