Catechism of the Catholic Church §2589 — excerpt
Certain constant characteristics appear throughout the Psalms: simplicity and spontaneity of prayer; the desire for God himself through and with all that is good in his creation; the distraught situation of the believer who, in his preferential love for the Lord, is exposed to a…
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: St. Ambrose, In Psalmum 1 enarratio, 1, 9: PL 14, 924 · LH, Saturday, wk 10, OR