XXI. They say too, that he was the first who ever employed the word duty (καθῆκον), and who wrote a treatise on the subject. And that he altered the lines of Hesiod thus:—
He is the best of all men who submits
To follow good advice; he too is good,
Who of himself perceives whate’er is fit.[83]
For he said that that man who had the capacity to give a proper hearing to what was said, and to avail himself of it, was superior to him who comprehended everything by his own intellect; for that the one had only comprehension, but the one who took good advice had action also.
XXII. When he was asked why he, who was generally austere, relaxed at a dinner party, he said, “Lupins too are bitter, but when they are soaked they become sweet.” And Hecaton, in the second book of his Apophthegms, says, that in entertainments of that kind, he used to indulge himself freely. And he used to say that it was better to trip with the feet, than with the tongue. And that goodness was attained by little and little, but was not itself a small thing. Some authors, however, attribute this saying to Socrates.
XXIII. He was a person of great powers of abstinence and endurance; and of very simple habits, living on food which required no fire to dress it, and wearing a thin cloak, so that it was said of him:—
The cold of winter, and the ceaseless rain,
Come powerless against him; weak is the dart
Of the fierce summer sun, or fell disease,