Catechism of the Catholic Church §934 — excerpt
"Among the Christian faithful by divine institution there exist in the Church sacred ministers, who are also called clerics in law, and other Christian faithful who are also called laity."
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.