Catechism of the Catholic Church §2245 — excerpt
The Church, because of her commission and competence, is not to be confused in any way with the political community. She is both the sign and the safeguard of the transcendent character of the human person.
This translation is under copyright, so only the cited words are quoted here. Follow the link for the full text. Translation: English translation of the Catechism of the Catholic Church, 2nd ed. (Libreria Editrice Vaticana), as posted at vatican.va.
Also cites: GS 76 # 3