In every tyrant's heart there springs in the end this poison, that he cannot trust a friend.
Wisdom cometh by suffering.
Few men have the natural strength to honor a friend's success without envy.
It is a light thing for whoever keeps his foot outside trouble to advise and counsel him that suffers.
Know yourself and fit yourself to new fashions. For there is a new ruler among the gods.
Don't you know this, that words are doctors to a diseased temperment?