To someone who could grasp the Universe from a unified standpoint the entire creation would appear as a unique truth and necessity..

High office, is like a pyramid; only two kinds of animals reach the summit — reptiles and eagles..

If one looks at all closely at the middle of our own century, the events that occupy us, our customs, our achievements and even our topics of convers….

There are only two kinds of certain knowledge: Awareness of our own existence and the truths of mathematics..

Algebra is generous; she often gives more than is asked of her..

A philosopher is a fool who torments himself while he is alive, to be talked of after he is dead..

Just go on..and faith will soon return..

Music that paints nothing is only noise..

Push on and faith will catch up with you..

Geometry, which should only obey Physics, when united with it sometimes commands it. If it happens that the question which we wish to examine is too ….

In England it was enough that Newton was the greatest mathematican of his century; in France he would have been expected to be agreeable too..

One magnitude is said to be the limit of another magnitude when the second may approach the first within any given magnitude, however small, though t….

Gaming is the destruction of all decorum; the prince forgets at it his dignity, and the lady her modesty..

D'Alembert was always surrounded by controversy. ... he was the lightning rod which drew sparks from all the foes of the philosophes. ... Unfortunate….

Thus metaphysics and mathematics are, among all the sciences that belong to reason, those in which imagination has the greatest role. I beg pardon of….

I am worn out by the insults and vexations that this work brings down on us..

The more wit we have, the less satisfied we are with it..

Just go on . . . and faith will soon return. To a friend hesitant with respect to infinitesimals..

The true system of the World has been recognized, developed and perfected...Everything has been discussed and analysed, or at least mentioned..