βελοφύλαξ

From LSJ

μισῶ σοφιστὴν ὅστις οὐχ αὑτῷ σοφός → I hate the sage who recks not his own rede, I hate the sage who is not wise for himself, I hate the wise man who is not wise on his own

Source

Greek (Liddell-Scott)

βελοφύλαξ: γωρυτός, Ν. Χων. ἐν Μεσ. βιβλ. Σάθ. τ. Α΄, σ. 112.