46
46. Cf. Plato Protag. 328B, where Protagoras states his rule as to charges for his lectures. Cf. Zeller, op. cit., I, 2, 1080 ff., on the earnings of the Sophists. Cf. Plato Euthyd. 304C: ὅτι οὐδὲ τοῦ χρηματίζεσθαί φατον διακωλύειν οὐδέν.
47
47. Plato Charm. 163 B-D on Hesiod.
48
48. Xen. Mem. ii. 1. 21-34, the story of Heracles (28).
49
49. Pseudo-Platon. Eryxias 397 D-E, discussed infra.
50
50. Hippias Minor 368 D, where he is presented as the jack of all trades. Cf. infra for the antithetic attitude of Plato.