If mankind were born tomorrow it would divide into groups; each would scramble to invent their one and only god, and set about butchering each-other.
Providence has given us hope and sleep as a compensation for the many cares of life.
Perfect is the enemy of good.
Superstition sets the whole world in flames, but philosophy douses them.
Men are equal; it is not birth but virtue that makes the difference.
Opinion is called the queen of the world; it is so, for when reason opposes it, it is condemned to death. It must rise twenty times from its ashes to gradually drive away the usurper.