A philosopher will not believe what he sees because he is too busy speculating about what he does not see.

If I held all the thoughts of the world in my hand, I would be careful not to open it.

It takes time to ruin a world, but time is all it takes.

It is beauty that begins to please, and tenderness that completes the cbarm.

Leibniz never married; he had considered it at the age of fifty; but the person he had in mind asked for time to reflect. This gave Leibniz time to reflect, too, and so he never married.

There is nothing one sees oftener than the ridiculous and magnificent, such close neighbors that they touch.

A work of morality, politics, criticism will be more elegant, other things being equal, if it is shaped by the hand of geometry.