κακὸς μὲν γὰρ ἑκὼν οὐδείς → no one is voluntarily wicked, no one is voluntarily bad
con-terrānĕus: i, m. terra,
I a fellow-countryman (castrense verbum), Plin. praef. § 1 (Codd. Barb. concerraneum = congerronem, which is perh. better; cf. Sillig ad h. l.).