Catechism of the Catholic Church §1703 — excerpt
Endowed with "a spiritual and immortal" soul, The human person is "the only creature on earth that God has willed for its own sake." From his conception, he is destined for eternal beatitude.
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 14 # 2 · GS 24 # 3