Constant Quote by Henri Poincare

The mathematical facts worthy of being studied are those which, by their analogy with other facts, are capable of leading us to the knowledge…

— Henri Poincare

. . . by natural selection our mind has adapted itself to the conditions of the external world. It has adopted the geometry most…

— Henri Poincare

If we knew exactly the laws of nature and the situation of the universe at the initial moment, we could predict exactly the situation…

— Henri Poincare

Absolute space, that is to say, the mark to which it would be necessary to refer the earth to know whether it really moves,…

— Henri Poincare

Science is facts.

— Henri Poincare

Absolute space, that is to say, the mark to which it would be necessary to refer the earth to know whether it really moves,…

— Henri Poincare

All of mathematics is a tale about groups.

— Henri Poincare

A cat is witty, he has nerve, he knows how to do precisely the right thing at the right moment.

— Henri Poincare

In the old days when people invented a new function they had something useful in mind.

— Henri Poincare

Intuition is more important to discovery than logic.

— Henri Poincare

Mathematics has a threefold purpose. It must provide an instrument for the study of nature. But this is not all: it has a philosophical…

— Henri Poincare

Experiment is the sole source of truth.

— Henri Poincare