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Τὸ νικᾶν αὐτὸν αὑτὸν πασῶν νικῶν πρώτη τε καὶ ἀρίστη → The first and best victory is to conquer self.
ἐνσκιρρόομαι: досл. затвердевать, перен. становиться застарелым (ὅταν ἐνσκιρρωθῇ τὰ νοσήματα Xen.).