It is worth noting that the notation facilitates discovery. This, in a most wonderful way, reduces the mind's labour.

Philosophy consists mostly of kicking up a lot of dust and then complaining that you can't see anything.

We live in the best of all possible worlds

There are two famous labyrinths where our reason very often goes astray. One concerns the great question of the free and the necessary, above all in the production and the origin of Evil. The other consists in the discussion of continuity, and of the indivisibles which appear to be the elements thereof, and where the consideration of the infinite must enter in.

We may say, that not only the soul (the mirror of an indestructible universe) is indestructible, but also the animal itself is, although its mechanism is frequently destroyed in parts.

It is a good thing to proceed in order and to establish propositions. This is the way to gain ground and to progress with certainty.

I have said more than once, that I hold space to be something purely relative, as time; an order of coexistences, as time is an order of successions.