σὺν μυρίοισι τὰ καλὰ γίγνεται πόνοις → good things come with many pains | no pain, no gain
adv.
Ar. and V. δόλῳ, V. ἐν δόλῳ, δόλοις, σὺν δόλῳ, P. πανούργως.
By treachery: P. ἐξ ἐπιβουλῆς, V. μεμηχανημένως.