Catechism of the Catholic Church §1822 — excerpt
Charity is the theological virtue by which we love God above all things for his own sake, and our neighbor as ourselves for the love of God.
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.