λέκιθον

From LSJ

κοινὸν τύχη, γνώμη δὲ τῶν κεκτημένων → good luck is anyone's, judgment belongs only to those who possess it

Source

Greek (Liddell-Scott)

λέκιθον: τό, «τὸ τοῦ ᾠοῦ λεπίδιον» Ἡσύχ.