οὐ γὰρ πράξιν ἀγαθὴν, ἀλλὰ καὶ εὖ ποεῖν αὐτὴν → it does not suffice to do good–one must do it well
σιηγών, v. σιαγόνιον, σιαγών.
τὸ, Αιων. τ. βλ. σιαγόνιον.