Vanity (n.) is insufferable in other people primarily because it wounds our own vanity.
Vanity (n.) is so insufferable to us in that another's vanity hurts our own.
Vanity (n.) is such that if it does not entirely overthrow the virtues, at least it makes them all totter.
Vanity (n.) is the cause of slander more than is malice.
Vanity (n.) is that without whose company virtue would go far.
Vanity (n.) is what makes us talk. We say little when vanity does not make us speak.
Vanity (n.) is that without which we'd rarely speak. We speak little if not egged on by vanity.
Vanity (n.) is the greatest of all flatterers.
Vanity (n.) is important — Virtue would not go so far if vanity did not keep it company.