Pope John XXIII
Mater et Magistra §67
Mater et Magistra: On Christianity and Social Progress
67 So long as social relationships do in fact adhere to these principles within the framework of the moral order, their extension does not necessarily mean that individual citizens will be gravely discriminated against or excessively burdened. On the contrary, we can hope that they will help him to develop and perfect his own personal talents, and lead to that organic reconstruction of society which Our Predecessor Pius XI advocated in his encyclical Quadragesimo Anno as the indispensable prerequisite for the fulfilment of the rights and obligations of social life, (26)
Source: Mater et Magistra (Vatican.va)