All the effects of Nature are only the mathematical consequences of a small number of immutable laws..

Given for one instant an intelligence which could comprehend all the forces by which nature is animated and the respective positions of the beings wh….

I have lived long enough to know what I did not at one time believe--that no society can be upheld in happiness and honor without the sentiment of re….

It is India that gave us the ingenious method of expressing all numbers by means of ten symbols, each symbol receiving a value of position as well as….

The mind has its illusions as the sense of sight; and in the same manner that the sense of feeling corrects the latter, reflection and calculation co….

The weight of evidence for an extraordinary claim must be proportioned to its strangeness..

The most important questions of life are indeed, for the most part, really only problems of probability..

Do you believe in god? I have no need for that hypothesis, he may be around though..

If an event can be produced by a number n of different causes, the probabilities of the existence of these causes, given the event (prises de l'événe….

Je n'avais pas besoin de cette hypothèse-là..

The theory of probabilities is at bottom nothing but common sense reduced to calculus; it enables us to appreciate with exactness that which accurate….

To Napoleon on why his works on celestial mechanics make no mention of God: Your Highness, I have no need of this hypothesis..

Truth and justice are the immutable laws of social order..

What we know is not much. What we do not know is immense..

What we know is not much. What we don't know is enormous..

Probability theory is nothing but common sense reduced to calculation..

I see with much pleasure that you are working on a large work on the integral Calculus ... The reconciliation of the methods which you are planning t….

The simplicity of the law by which the celestial bodies move, and the relations of their masses and distances, permit analysis to follow their motion….

Read Euler, read Euler. He is the master of us all..

Nature laughs at the difficulties of integration..

I have no need for that hypothesis..