Phaedrus: (cont.) and what i believe to be advantageous (sumpherein) for us, these having come to be, you have heard

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καὶ ὡς νομίζω συμφέρειν ἡμῖν γενομένων τούτων ἀκήκοας

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sumpherein means literally to bring together; used impersonally as here, it means to be useful or advantageous

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