"This morning Liza came to see me—they’re not afraid to call on me, in spite of the Countess Lidia Ivanovna," she put in—"and she told me about your Athenian evening.
There are no more uses of "ancient Athens" in the book.
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The Parthenon is the best known temple of ancient Athens.
To sum up: I say that Athens is the school of Hellas, and that the individual Athenian in his own person seems to have the power of adapting himself to the most varied forms of action with the utmost versatility and grace.