CSDC 446

The solution to the problem of development requires cooperation among individual political communities. “Political communities condition one another and we can affirm that each one will succeed in its development by contributing to the development of others. For this to happen, understanding and collaboration are essential”⁹²⁵ John XXIII, Encyclical Letter Mater et Magistra: AAS 53AAS — Acta Apostolicae Sedis (official gazette of the Holy See)Volume 53 (1961) at vatican.va — scanned PDF (1961), 499; cf. Pius XII, Christmas Radio Message (24 December 1945): AAS 38AAS — Acta Apostolicae Sedis (official gazette of the Holy See)Volume 38 (1946) at vatican.va — scanned PDF (1946), 22.. It may seem that underdevelopment is impossible to eliminate, as though it were a death sentence, especially considering the fact that it is not only the result of erroneous human choices but also the consequence of “economic, financial and social mechanisms”⁹²⁶ John Paul II, Encyclical Letter Sollicitudo Rei Socialis, 16: AAS 80AAS — Acta Apostolicae Sedis (official gazette of the Holy See)Volume 80 (1988) at vatican.va — scanned PDF (1988), 531. and “structures of sin”⁹²⁷ John Paul II, Encyclical Letter Sollicitudo Rei Socialis, 36-37, 39: AAS 80AAS — Acta Apostolicae Sedis (official gazette of the Holy See)Volume 80 (1988) at vatican.va — scanned PDF (1988), 561-564, 567. that prevent the full development of men and peoples. These difficulties must nonetheless be met with strong and resolute determination, because development is not only an aspiration but a right ⁹²⁸ Cf. Paul VI, Encyclical Letter Populorum Progressio, 22: AAS 59AAS — Acta Apostolicae Sedis (official gazette of the Holy See)Volume 59 (1967) at vatican.va — scanned PDF (1967), 268; Paul VI, Apostolic Letter Octogesima Adveniens, 43: AAS 63AAS — Acta Apostolicae Sedis (official gazette of the Holy See)Volume 63 (1971) at vatican.va — scanned PDF (1971), 431-432; John Paul II, Encyclical Letter Sollicitudo Rei Socialis, 32-33: AAS 80AAS — Acta Apostolicae Sedis (official gazette of the Holy See)Volume 80 (1988) at vatican.va — scanned PDF (1988), 556-559; John Paul II, Encyclical Letter Centesimus Annus, 35: AAS 83AAS — Acta Apostolicae Sedis (official gazette of the Holy See)Volume 83 (1991) at vatican.va — scanned PDF (1991), 836-838; cf. also Paul VI, Address to the International Labour Organization (10 June 1969), 22: AAS 61AAS — Acta Apostolicae Sedis (official gazette of the Holy See)Volume 61 (1969) at vatican.va — scanned PDF (1969), 500-501; John Paul II, Address to the Participants in the European Convention on the Church's Social Teaching (20 June 1997), 5: L'Osservatore Romano, English edition, 23 July 1997, p. 3; John Paul II, Address to Italian Business and Trade-Union Leaders (2 May 2000), 3: L'Osservatore Romano, English edition, 10 May 2000, p. 5. that, like every right, implies a duty. “Collaboration in the development of the whole person and of every human being is in fact a duty of all towards all, and must be shared by the four parts of the world: East and West, North and South”⁹²⁹ John Paul II, Encyclical Letter Sollicitudo Rei Socialis, 32: AAS 80AAS — Acta Apostolicae Sedis (official gazette of the Holy See)Volume 80 (1988) at vatican.va — scanned PDF (1988), 556.. As the Magisterium sees it, the right to development is based on the following principles: unity of origin and a shared destiny of the human family; equality between every person and between every community based on human dignity; the universal destination of the goods of the earth; the notion of development in its entirety; and the centrality of the human person and solidarity.