CSDC 61

Unique and unrepeatable in his individuality, every person is a being who is open to relationships with others in society. Life together in society, in the network of relationships linking individuals, families and intermediate groups by encounter, communication and exchange, ensures a higher quality of living. The common good that people seek and attain in the formation of social communities is the guarantee of their personal, familial and associative good⁷⁵ Cf. Second Vatican Ecumenical Council, Pastoral Constitution Gaudium et Spes, 32: AAS 58AAS — Acta Apostolicae Sedis (official gazette of the Holy See)Volume 58 (1966) at vatican.va — scanned PDF (1966), 1051.. These are the reasons for which society originates and takes shape, with its array of structures, that is to say its political, economic, juridical and cultural constructs. To man, “as he is involved in a complex network of relationships within modern societies”⁷⁶ John Paul II, Encyclical Letter Centesimus Annus, 54: AAS 83AAS — Acta Apostolicae Sedis (official gazette of the Holy See)Volume 83 (1991) at vatican.va — scanned PDF (1991), 859., the Church addresses her social doctrine. As an expert in humanity⁷⁷ Cf. Paul VI, Encyclical Letter Populorum Progressio, 13: AAS 59AAS — Acta Apostolicae Sedis (official gazette of the Holy See)Volume 59 (1967) at vatican.va — scanned PDF (1967), 263., she is able to understand man in his vocation and aspirations, in his limits and misgivings, in his rights and duties, and to speak a word of life that reverberates in the historical and social circumstances of human existence.