οὐ γὰρ πράξιν ἀγαθὴν, ἀλλὰ καὶ εὖ ποεῖν αὐτὴν → it does not suffice to do good–one must do it well
Flügeltür, fores,f. pl. – fores valvatae. valvae (wenn sich die Flügel wieder zusammenlegen lassen).