Because it simply bears repeating . . .
"The Church has the right, indeed the duty, to proclaim justice on the social, national and international level, and to denounce instances of injustice, when the fundamental rights of man and his very salvation demand it. The Church . . . has a proper and specific responsibility which is identified with her mission of giving witness before the world of the need for love and justice contained in the Gospel message, a witness to be carried out in Church institutions themselves and in the lives of Christians."
Justice in the World, Statement of the World Synod of Catholic Bishops (November 30, 1971), no. 36 ( Vatican Council II: More Post-Conciliar Documents, ed. Austin Flannery, OP [Northport, N.Y.: Costello Publishing Co., 1982])
