403. What is the principle of subsidiarity?The principle of subsidiarity states that a community of a higher order should not assume the task belonging to a community of a lower order and deprive it of its authority. It should rather support it in case of need.
Further reading: CCC 1883-1885, 1894404. What else is required for an authentic human society?Authentic human society requires respect for justice, a just hierarchy of values, and the subordination of material and instinctual dimensions to interior and spiritual ones. In particular, where sin has perverted the social climate, it is necessary to call for the conversion of hearts and for the grace of God to obtain social change that may really serve each person and the whole person. Charity, which requires and makes possible the practice of justice, is the greatest social commandment.
Further reading: CCC 1886-1889, 1895-1896