μὴ κακὸν εὖ ἔρξῃς· σπείρειν ἴσον ἔστ' ἐνὶ πόντῳ → do no good to a bad man; it is like sowing in the sea
plăcĭda, æ, f., embarcation légère : Gell. 10, 25, 5 ; Inscr.
placida, ae, f., s. placidusa. E..