μαχητέον
From LSJ
Ὁ δὲ μὴ δυνάμενος κοινωνεῖν ἢ μηδὲν δεόμενος δι' αὐτάρκειαν οὐθὲν μέρος πόλεως, ὥστε ἢ θηρίον ἢ θεός → Whoever is incapable of associating, or has no need to because of self-sufficiency, is no part of a state; so he is either a beast or a god
English (LSJ)
A one must fight, Mnesim.7, Plu.Pomp.32.
Greek (Liddell-Scott)
μαχητέον: ἴδε ἐν λ. μαχετέον.