Catechism of the Catholic Church §1707 — excerpt
"Man, enticed by the Evil One, abused his freedom at the very beginning of history." He succumbed to temptation and did what was evil. He still desires the good, but his nature bears the wound of original sin.
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 13 # 1 · GS 13 # 2