| Diogenes Laertius, II, xiii, 122. Socr. Epist. 13, Hercher, Epistolographi Graeci, p. 618. Plutarch, maxime cum principibus viris philosopho esse disserendum, 1. Plato, Gorgias, 491a. Hesperia, 20, 1951, ... Agora 14 174 ... Diogenes Laertius, II, xiii, 122 |
| Demosthenes Scholia, XX, 112. Hegesias, in Strabo, IX, 1, 16. Demosthenes Scholia, XXI, 62. Demosthenes Scholia, XXIII, 76. Hephaistion, Encheiridion, IV, 6 (16, 20). Dexippos, Frag. 28, Jacoby, F.G.H., ... Agora 14 239 ... Diogenes Laertius, I, ii, 50 and 65 ... Diogenes Laertius, II, xiii, 122 ... Diogenes Laertius, VI, ii, 22 |
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