μὴ κακὸν εὖ ἔρξῃς· σπείρειν ἴσον ἔστ' ἐνὶ πόντῳ → do no good to a bad man; it is like sowing in the sea
pertrecto: āre, v. pertracto.
pertrectō,¹⁶ v. pertracto.
pertrecto, s. pertracto.