If one looks at the different problems of the integral calculus which arise naturally when one wishes to go deep into the different parts of physics, it is impossible not to be struck by the analogies existing.

Quote by Henri Poincare

Topics: Henri Poincare Quotes

Science is facts.

Science is facts.

It is far better to foresee even without certainty than not to foresee at all.

It is far better to foresee even without certainty than not to foresee at all.

Geometry is not true, it is advantageous.

Geometry is not true, it is advantageous.

The mind uses its faculty for creativity only when experience forces it to do so.

The mind uses its faculty for creativity only when experience forces it to do so.

Thought is only a flash between two long nights, but this flash is everything

Thought is only a flash between two long nights, but this flash is everything

To invent is to discern, to choose.

To invent is to discern, to choose.

Science is built up of facts, as a house is with stones. But a collection...

Science is built up of facts, as a house is with stones. But a collection...

It has adopted the geometry most advantageous to the species or, in other words, the...

It has adopted the geometry most advantageous to the species or, in other words, the...

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

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

Absolute space, that is to say, the mark to which it would be necessary to...

Absolute space, that is to say, the mark to which it would be necessary to...

Invention consists in avoiding the constructing of useless contraptions and in constructing the useful combinations...

Invention consists in avoiding the constructing of useless contraptions and in constructing the useful combinations...

Just as houses are made of stones, so is science made of facts.

Just as houses are made of stones, so is science made of facts.

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

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

Mathematicians do not study objects, but relations between objects.

Mathematicians do not study objects, but relations between objects.

What is it indeed that gives us the feeling of elegance in a solution, in...

What is it indeed that gives us the feeling of elegance in a solution, in...

How is an error possible in mathematics?

How is an error possible in mathematics?

Need we add that mathematicians themselves are not infallible?

Need we add that mathematicians themselves are not infallible?

Ideas rose in clouds; I felt them collide until pairs interlocked, so to speak, making...

Ideas rose in clouds; I felt them collide until pairs interlocked, so to speak, making...

A very small cause which escapes our notice determines a considerable effect that we cannot...

A very small cause which escapes our notice determines a considerable effect that we cannot...

It is the harmony of the diverse parts, their symmetry, their happy balance; in a...

It is the harmony of the diverse parts, their symmetry, their happy balance; in a...