[516] From a lost play of Euripides.
[517] In some lost play. Compare Hesiod, "Works and Days," 719-721; Terence, "Andria," 920.
[518] The sentiment is assigned to Diogenes twice elsewhere by our author, namely, "How One may be aware of one's Progress in Virtue," [§ xi]., and "How One may discern a Flatterer from a Friend," [§ xxxvi].
[519] See Propertius, ii. 1. 63, 64; Ovid, "Metamorphoses," xii. 112; xiii. 171; "Tristia," v. 2. 15, 16; "Remedia Amoris," 47, 48; Erasmus, "Adagia," p. 221.
[520] "Jason Pheræus cognomine Prometheus dictus est. Vide Ciceronem, 'Nat. Deor.' iii. 29; Plinium, vii. 51; Valerium Maximum, i. 8, Extem. 6."—Wytttenbach.
[521] She was a Vestal Virgin. See Livy, iv. 44.
[522] See Thucydides, i. 135, 136.
[523] From a lost play of Euripides. Compare the proverb, παθήματα μαθήματα.
[524] "Laws," v. p. 731 E.
[525] Told again "Reg. et Imperator. Apophthegm.," p. 175 B.