Why not whip the teacher when the pupil misbehaves?
As a matter of self-preservation, a man needs good friends or ardent enemies, for the former instruct him and the latter take him to task.
We are more curious about the meaning of dreams than about things we see when awake.
We have two ears and one tongue so that we would listen more and talk less.
It is the privilege of the gods to want nothing, and of godlike men to want little.
All things are in common among friends.