Michel de Montaigne, "On Experience"

An account of the things that Montaigne has learned by experience. We should pursue our natural inclinations, informed by wisdom, as Socrates did.

Michel de Montaigne, "On Physiognomy"

It is okay to have opinions based on authority and trust. We know who to trust, in part, by observation--by looking at someone's face, for example. But beauty and ugliness are not guides to a good nature (Socrates had the best human nature, but had an ugly face).