
The Thomistic Institute Living Mary's Mediation through De Montfort’s 'Total Consecration' – Fr. John Langlois, O.P.
Dec 9, 2025
Fr. John Langlois, O.P., a Dominican priest and church historian, discusses the profound impact of Saint Louis de Montfort’s Marian 'total consecration.' He explains how this devotion fosters an intimate union with Jesus through Mary's maternal guidance. Topics include how consecration to Mary serves as a powerful tool against temptation and sin, and the importance of her role in directing us toward Christ. Fr. Langlois also shares his personal vocation story and highlights Mary's protective nature as a mediatrix in our spiritual journeys.
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Vocation Guided By Mary's Care
- Fr. John Langlois describes sensing a call to the priesthood from childhood and being led to Providence College by a sudden inner conviction.
- He later discovered his parents had consecrated him to Mary as an infant, which he sees as Mary guiding his vocation.
Renewing Priesthood Consecration To Mary
- After ordination Fr. John Langlois renewed the infant consecration at his home Marian altar and credited Pope John Paul II's motto 'totus tuus' as inspiration.
- He testifies that consecrating his priesthood to Mary has borne fruit and helped him through priestly struggles.
Mary As The Shortest Way To Jesus
- Consecrating ourselves to Mary is a concrete way of accepting Christ's gift of his mother to the disciples at Calvary.
- St. Louis de Montfort teaches that going to Jesus through Mary is the surest, easiest, shortest, and most perfect way.





