χρώμεθα γὰρ πολιτείᾳ οὐ ζηλούσῃ τοὺς τῶν πέλας νόμους → we live under a form of government which does not emulate the institutions of our neighbours
secretly: P. and V. λάθρα, P. ἀφανῶς, ἀδήλως.