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Ζῆν οὐκ ἄξιος, ὅτῳ μηδὲ εἷς ἐστι χρηστὸς φίλος → Life is not worth living if you do not have at least one friend.
insomnĭĕtas: ātis, f. id., for insomnia,I sleeplessness (late Lat.), Theod. Prisc. 2, 1; Plin. Val. 1, 35.