Catechism of the Catholic Church §1762 — excerpt
The human person is ordered to beatitude by his deliberate acts: the passions or feelings he experiences can dispose him to it and contribute to it.
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.