Institutio Oratoria
Quintilian
Quintilian. Institutio Oratoria, Volume 1-4. Butler, Harold Edgeworth, translator. Cambridge, Mass; London: Harvard University Press, William Heinemann Ltd., 1920-1922.
the same fact is proved by the case of Eupolis, who makes Prodamus teach both music and literature, and whose Maricas, who was none other than Hyperbolus in disguise, asserts that he knows nothing of music but letters. Aristophanes [*](Knights, 188. ) again in more than one of his plays shows that boys were trained in music from remote antiquity, while in the Hypobolimaeus of Menander an old man, when a father claims his son from him, gives an account of all expenses incurred on behalf of the boy's education and states that he has paid out large sums to musicians and geometricians.