#discretion

"One should never trust a woman who tells one her real age. A woman who would tell one that would tell one anything."

"Those who possess wisdom cannot just ladle it out to every wantwit and jackanapes who comes along and asks for it. A person must be prepared to receive wisdom, or else it will do him more harm than good. Moreover, a lout thrashing about in the clear waters of wisdom will dirty those waters for everyone else."