κρεῖττον τὸ μὴ ζῆν ἐστιν ἢ ζῆν ἀθλίως → death is better than a life of misery, it is better not to live at all than to live in misery
adj.
Of persons or arguments: P. and V. πιθανός.
Of arguments: P. ἀναγκαῖος, V. εὐπειθής, πειστήριος.