οὐκ ἂν λάβοις παρὰ τοῦ μὴ ἔχοντος → you can't take from one who doesn't have, you can't squeeze blood out of a turnip, you can't get blood out of a turnip, you can't get blood from a stone, you can't get blood out of a stone
(1) lūcusta, æ, f., v. locusta 1 : Liv. 42, 2, 4 ; 42, 10, 7.
lucusta lucustae N F :: locust; crustacean, lobster(?) (w/marina/maris)
