Socrates demonstrates to Anytus inductively that that virtue of the Athenian citizen qua Athenian citizen is not something teachable. Themistocles, Aristides, Pericles, and Thucydides are all shown to have wanted to educate their sons, and that their sons were capable of learning, but that none of the sons ever acquired this particular arete. We'll have a look at the validity of this argument next time.