True wisdom is plenty of experience, observation, and reflection. False wisdom is plenty of ignorance, arrogance, and impudence.
Politeness is better than logic. You can often persuade when you cannot convince.
Selfish people, with no heart to speak of, have the best time of it.
The devil is the father of lies, but he neglected to patent the idea, and the business now suffers from competition.
Silence never makes any blunders.
Pity cost nothing and ain't worth nothing.