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Pope Saint Paul VI (3 April 1969): “Although the text of the Roman Gradual—at least that which concerns the singing—has not been changed, the Entrance antiphons and Communions antiphons have been revised for Masses without singing.”

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Views from the Choir Loft

Blessed are the Peacemakers

Dr. Peter Kwasniewski · July 4, 2013

AINT THOMAS AQUINAS interprets the Lord’s words “Blessed are the clean of heart” in terms of perfection within oneself, as a necessary disposition to heavenly beatitude (cf. Summa Ia-IIae, Question 69); and he interprets “Blessed are the peacemakers” in terms of perfection towards others, since the work proper to peace is the uniting or harmonizing of what is separated or discordant in human relationships.

Having a clean heart is a prerequisite to being a peacemaker, since knowing what peace truly consists in follows from having a well-ordered or “peaceful” soul. Aristotle makes the same point in the Nicomachean Ethics, where he discusses the wicked man who is at odds with himself, who is fragmented and restless in his consciousness, as opposed to the virtuous man who is at peace—not, mind you, smug or self-satisfied, since he goads himself on to do virtuous deeds (the greater the better); but rather, with the peace of self-possession that comes from self-mastery and habitually cleaving to the good.

Peace among men cannot come from hearts that are not at peace. Relationships of justice among men cannot arise as long as hearts are possessed of unjust desires and ambitions. “Seek first the kingdom of God, and His justice, and all these things shall be added unto you,” says the Lord. One can only promote the peace of another—peace with another and among others—if one first loves the other’s good. Peace demands a good willed for the neighbor for his sake, and the good of another can only be loved by one whose heart is already attracted to the good in itself—that is, by one whose heart is pure. As Kierkegaard once wisely said, “Purity of heart is to will one thing.” Clarity of the heart’s “eye” is what makes it possible to see how great a good peace really is and to know how to foster it; cleanness of heart is the condition of both insight and foresight.

“My peace I leave with you: not as the world gives do I give to you.” Peace of soul is something only God can give us, and without it, we are lost. Indeed, without the peace that comes from resting in God’s will, much of what we do will become harmful to us, as we injure ourselves with our own “good intentions.” It is not enough to do something generically good. We seek to do what God wills, in the manner God wills, and because He wills it: quod Deus vult, quomodo Deus vult, et quia Deus vult.

For this reason, among others, a college that is truly Catholic must pay attention to the spiritual formation of its students. They are not disembodied intellects who are taught mere conceptual doctrines, whether in theology or mathematics or any other discipline; nor are they brute animals who climb the heights to forage and fight like mountain goats. A Catholic student is, first and foremost, an adopted son of God, whose soul needs grace as a plant needs sunlight and moisture to grow, as an animal need fresh air to breathe. A Catholic college allows, beckons, beseeches Holy Mother Church, in the person of her sacred ministers, to nourish students’ souls with the Bread of Angels, to heal their hearts with the absolving balm of Confession, to guide their steps with the reflected light of spiritual direction, to surround them with all the great and small reminders of our true origin and destiny, our Alpha and Omega. She makes this an explicit goal of her institutional life and culture.

True, a college as such exists to offer an academic curriculum. A Catholic college, however, must do more, and joyfully does more: it is not one-dimensional but three-dimensional. It offers a spiritual training ground in which the immediate goal of academic formation, of cultivating intellectual virtues, comes together with ongoing formation in and exercise of the moral and theological virtues. This tightly-knit threefold cord of theological virtue, intellectual virtue, and moral virtue is what binds into unity the many elements of a Catholic’s daily life, and in a special way, a student’s life. What a joy it is to see this unity emerge, year by year, as our students drink in peace from the Lord’s glorious wounds and seek to be peacemakers in a wounded world.

Opinions by blog authors do not necessarily represent the views of Corpus Christi Watershed.

Filed Under: Articles Last Updated: January 1, 2020

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About Dr. Peter Kwasniewski

A graduate of Thomas Aquinas College (B.A. in Liberal Arts) and The Catholic University of America (M.A. and Ph.D. in Philosophy), Dr. Peter Kwasniewski is currently Professor at Wyoming Catholic College. He is also a published and performed composer, especially of sacred music.

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President’s Corner

    “Music List” • 14 September (Holy Cross)
    Readers have expressed interest in perusing the ORDER OF MUSIC I prepared for 14 September 2025, which is the Feast of Exaltation of the Holy Cross. If such a thing interests you, feel free to download it as a PDF file. As always, the Responsorial Psalm, Gospel Acclamation, and Mass Propers for this Sunday are conveniently stored at the spectacular feasts website alongside the official texts in Latin.
    —Jeff Ostrowski
    New Bulletin Article • “14 September 2025”
    My pastor requested that I write short articles each week for our parish bulletin. Those responsible for preparing similar write-ups may find a bit of inspiration in these brief columns. The latest article (dated 14 September 2025) discusses OFFERTORY ANTIPHONS and contains a wonderful quote by Archbishop Fulton J. Sheen.
    —Jeff Ostrowski
    PDF Download • Draft Copy (Pamphlet)
    A few days ago, I posted a draft copy of this 12-page pamphlet with citations about the laity’s “full, conscious, and active participation.” Its basic point or message is that choir directors should never feel embarrassed to teach real choral music because Vatican II explicitly ordered them to do that! We’ve received tons of mail regarding that pamphlet, with many excellent suggestions for improvement. Please feel free to chime in!
    —Jeff Ostrowski

Quick Thoughts

    Karl Keating • “Canonization Questions”
    We were sent an internet statement (screenshot) that’s garnered significant attention, in which KARL KEATING (founder of Catholic Answers) speaks about whether canonizations are infallible. Mr. Keating seems unaware that canonizations are—in the final analysis—a theological opinion. They are not infallible, as explained in this 2014 article by a priest (with a doctorate in theology) who worked for multiple popes. Mr. Keating says: “I’m unaware of such claims arising from any quarter until several recent popes disliked by these Traditionalists were canonized, including John XXIII, Paul VI, and John Paul II. Usually Paul VI receives the most opprobrium.” Mr. Keating is incorrect; e.g. Father John Vianney, several centuries ago, taught clearly that canonizations are not infallible. Archbishop Fulton J. Sheen would be another example, although clearly much more recent than Saint John Vianney.
    —Corpus Christi Watershed
    Vatican II Changed Wedding Propers?
    It’s often claimed that the wedding propers were changed after Vatican II. As a matter of fact, that is a false claim. The EDITIO VATICANA propers (Introit: Deus Israel) remained the same after Vatican II. However, a new set of propers (Introit: Ecce Deus) was provided for optional use. The same holds true for the feast of Pope Saint Gregory the Great on 3 September: the 1943 propers (Introit: Si díligis me) were provided for optional use, but the traditional PROPRIA MISSAE (Introit: Sacerdótes Dei) were retained; they weren’t gotten rid of. The Ordo Cantus Missae (1970) makes this crystal clear, as does the Missal itself. There was an effort made in the post-conciliar years to eliminate so-called “Neo-Gregorian” chants, but (contrary to popular belief) most were retained: cf. the feast of Christ the King, the feast of the Immaculate Conception, and so forth.
    —Corpus Christi Watershed
    Solemn “Salve Regina” (Chant)
    How many “S” words can you think of using alliteration? How about Schwann Solemn Salve Score? You can download the SOLEMN SALVE REGINA in Gregorian Chant. The notation follows the official rhythm (EDITIO VATICANA). Canon Jules Van Nuffel, choirmaster of the Cathedral of Saint Rumbold, composed this accompaniment for it (although some feel it isn’t his best work).
    —Corpus Christi Watershed

Random Quote

“It is the choir that can make the most valuable contribution to the liturgy; it is through the choir that significant numbers of the congregation can make a significant and valuable offering in the community’s act of worship. The choir links directly academic excellence, artistic creation, disciplined attention and self expression in the making of something fitting for the worship of God.”

— Father Daniel Higgins, Choirmaster at Saint Edmund’s College, Ware

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