Love the art, poor as it may be, which thou hast learned, and be content with it; and pass through the rest of life like one who has intrusted to the gods with his whole soul all that he has, making thyself neither the tyrant nor the slave of any man.
About what am I now employing my own soul? On every occasion I must ask myself this question, and inquire, what have I now in this part of me which they call the ruling principle? And whose soul have I now? That of a child, or of a young man, or of a feeble woman, or of a tyrant, or of a domestic animal, or of a wild beast?