μὴ κακὸν εὖ ἔρξῃς· σπείρειν ἴσον ἔστ' ἐνὶ πόντῳ → do no good to a bad man; it is like sowing in the sea
cūlō,¹⁶ āvī, āre (culus), tr., eos (arietes) culavit in gregem Petr. 38, 2, il les fit servir à la reproduction.