Note 18 — Front matter
A. R. (Arthur Richard) Shilleto translation
Cf. Plato, "Cratylus," p. 257, E. ὦ παῖ Ὶππονίκου Ὲρμόγενες, παλαιὰ παροιμἰα, ὃτι χαλεπὰ τὰ καλἀ ἐσιν ὃπη ἔχει μαθεῖν. So Horace, "Sat." i. ix. 59, 60, "Nil sine magno Vita labore dedit mortalibus."