Catechism of the Catholic Church §541 — excerpt
'" "To carry out the will of the Father Christ inaugurated the kingdom of heaven on earth." Now the Father's will is "to raise up men to share in his own divine life".
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: LG 3 · LG 2 · LG 5