ἄμεινον γὰρ ἑαυτῷ φυλάττειν τὴν ἐλευθερίαν τοῦ ἑτέρων ἀφαιρεῖσθαι → for it is better to guard one's own freedom than to deprive another of his
P. and V. ἀφρός, ὁ (Plato, Timaeus 83D).
spray: P. and V. ζάλη, ἡ (Plato), V. πέλανος, ὁ.
burst into froth: V. ἐξανθεῖν, ἀφρὸν καχλάζειν, ἐξαφρίζεσθαι.