There is the name and the thing; the name is a sound which sets a mark on and denotes the thing. The name is no part of the thing nor of the substance; it is an extraneous piece added to the thing, and outside of it.

This idea is more surely understood by interrogation; WHAT DO I KNOW? which I bear as my motto with the emblem of a pair of scales.

If I were a maker of books I should compile a register, with comments, of different deaths. He who should teach people to die, would teach them to live.

The conduct of our lives is the true mirror of our doctrine.

Intelligence is required to be able to know that a man knows not.

One open way of speaking introduces another open way of speaking, and draws out discoveries, like wine and love.

There is no pleasure to me without communication: there is not so much as a sprightly thought comes into my mind that it does not grieve me to have produced alone, and that I have no one to tell it to.