a) The right state of human affairs, the moral well-being of the world can never be guaranteed simply through structures alone, however good they are.
Namque etiam illud vulgare incursionis hostium signum, quod incendiis aedificiorum intellegi consuevit, Caesaris erat interdicto sublatum, ne aut copia pabuli frumentique, si longius progredi vellet, deficeretur, aut hostes incendius terrerentur.vatican.va vatican.va