Ζῆν οὐκ ἄξιος, ὅτῳ μηδὲ εἷς ἐστι χρηστὸς φίλος → Life is not worth living if you do not have at least one friend.
ἐξιλαστέον: ῥημ. ἐπίθ. τοῦ ἐξιλάσκομαι, δεῖ ἐξιλάσκεσθαι, Συνεσίου Ἐπιστ. 44, σ. 184.