I C 517

I C 517 EPICTET. dissert. I 12, 23:
ὅπου δέ τις ἄκων ἐστίν, ἐκεῖνο [2] φυλακὴ αὐτῷ ἐστιν. καθὸ καὶ Σωκράτης οὐκ ἦν ἐν φυλακῇ, ἑκὼν γὰρ ἦν.