characteristic of weakness, so also is anger. For he who yields to pain and he who yields to anger, both are wounded and both submit.
But if thou wilt, receive also a tenth present from the leader of the Muses [Apollo], and it is this—that to expect bad men not to do wrong is madness, for he who expects this desires an impossibility. But to allow men to behave so to others, and to expect them not to do thee any wrong, is irrational and tyrannical.
There are four principal aberrations of the superior faculty against which thou shouldst be constantly on thy guard, and when thou hast detected them, thou shouldst wipe them out and say on each occasion thus: this thought is not necessary: this tends to destroy social union: this which thou art going to say comes not from the real thoughts; for thou shouldst consider it among the most absurd of things for a man not to speak from his real thoughts. But the fourth is when thou shalt reproach thyself for anything, for this is an evidence of the diviner part within thee being overpowered and yielding to the less honourable and to the perishable part, the body, and to its gross pleasures.