οὐ γὰρ πράξιν ἀγαθὴν, ἀλλὰ καὶ εὖ ποεῖν αὐτὴν → it does not suffice to do good–one must do it well
putting together: P. and V. σύνθεσις, ἡ.
mixing: P. and V. κρᾶσις, ἡ.
political association: P. ἐταιρεία, ἡ, σύστασις, ἡ, Ar. and P. σύνοδος, ἡ.