μὴ κακὸν εὖ ἔρξῃς· σπείρειν ἴσον ἔστ' ἐνὶ πόντῳ → do no good to a bad man; it is like sowing in the sea
v. intrans.
P. ἀντλεῖν. Pump out: P. ἐξαντλεῖν. subs. Use well.