When Thales was asked what was difficult, he said, To know one's self. And what was easy, To advise another.
Diogenes LaertiusThe Stoics also teach that God is unity, and that he is called Mind and Fate and Jupiter, and by many other names besides.
Diogenes LaertiusBias used to say that men ought to calculate life both as if they were fated to live a long and a short time, and that they ought to love one another as if at a future time they would come to hate one another; for that most men were bad.
Diogenes Laertius