There is no folly of which a man who is not a fool cannot get rid except vanity; of this nothing cures a man except experience of its bad consequences, if indeed anything can cure it.
Jean-Jacques RousseauOnce you teach people to say what they do not understand, it is easy enough to get them to say anything you like.
Jean-Jacques RousseauThe tone of good conversation is brilliant and natural; it is neither tedious nor frivolous; it is instructive without pedantry, gay without tumultuousness, polished without affectation, gallant without insipidity, waggish without equivocation.
Jean-Jacques Rousseau