This is the principle of the rule of law,' in which the law is sovereign and not the arbitrary will of men. The common good concerns the life of all. It calls for prudence from each, and even more from those who exercise the office of authority. In the name of the common good, public authorities are bound to respect the fundamental and inalienable rights of the human person. Society should permit each of its members to fulfill his vocation.
Development is the epitome of all social duties.
Finally, the common good requires peace , that is, the stability and security of a just order. It presupposes that authority should ensure by morally acceptable means the security of society and its members. It is the basis of the right to legitimate personal and collective defence. It is the role of the state to defend and promote the common good of civil society, its citizens, and intermediate bodies. 1911 Human interdependence is increasing and gradually spreading throughout the world.