79 But the aspirations We have mentioned are a clear indication of the fact that men, increasingly aware nowadays of their personal dignity, have found the incentive to enter government service and demand constitutional recognition for their own inviolable rights. Not content with this, they are demanding, too, the observance of constitutional procedures in the appointment of public authorities, and are insisting that they exercise their office within this constitutional framework.
Source: Pacem in Terris (Vatican.va)