Catechism of the Catholic Church §1944 — excerpt
Respect for the human person considers the other "another self." It presupposes respect for the fundamental rights that flow from the dignity intrinsic of the 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.