What Is Mortal Sin? Definition, Conditions, and Catholic Teaching
What is mortal sin? Discover the Catholic definition, the three conditions required, and how mortal sin differs from venial sin.
February 17, 2026
The official blog of the Knights of the
Holy Eucharist
What is mortal sin? Discover the Catholic definition, the three conditions required, and how mortal sin differs from venial sin.
Even small sins can weaken the soul over time. Discover how venial sins grow, how to guard your heart, and how grace restores strength in Christ.
Discover how praying the Holy Rosary helps make Our Blessed Mother known and loved, and learn how you can join the worldwide Bridge of Rosaries through the Confraternity of the Most Holy Rosary.
Before he was a saint, Francis was a soldier. Explore the turning point at Spoleto where a worldly defeat became a spiritual victory.
Humility shields the soul from pride and temptation. Learn why obscurity borne in faith may shine brighter than public honor.
St. Francis of Assisi’s Divine Praises—also known as the Praises of God—are a profound prayer of pure adoration. Discover the history, meaning, and Franciscan spirituality behind this timeless hymn of praise.
From Communist persecution to renewal, history shows that suffering purifies the Church and prepares a new springtime of faith.
In 1969, Father Joseph Ratzinger delivered a prophetic message about a coming purification of the Church — a sifting that would lead to renewal and deeper faith.
A tender prayer often known as Fifteen Minutes with Jesus, written as a loving conversation with Our Lord and especially suited for Eucharistic adoration before the Blessed Sacrament.
A meditation on the virtue of humility as transforming fire—how humility purifies the soul, shapes virtue, and is perfected through love.
St. Francis de Sales teaches interior peace, confidence in God, and faithful acceptance of one’s cross. Discover his timeless spiritual wisdom and practical guidance for daily holiness.
Sanctify your daily battle for purity and fidelity by offering your struggles to Christ and allowing His grace to transform you.
Discover the meaning of the Nicene Creed and learn how praying it daily can deepen your faith and unite you with the Church throughout the world.
A Eucharistic procession publicly proclaims Christ’s real presence in the Blessed Sacrament. Discover its meaning and spiritual power.
Discover how devotion to the Blessed Virgin Mary forms true knights of Christ — courageous, faithful, and consecrated to her Son.
The three knots on the Franciscan cincture represent poverty, chastity, and obedience — and Our Lady strengthens us to keep them faithfully tied.
St. Augustine teaches us that our restlessness ends only when we admit our deep need for God and surrender to His mercy.
What does it mean to make reparation to the Sacred Heart of Jesus? Learn how prayer, sacrifice, and charity console the Heart of Christ.
When life feels overwhelming, Sacred Scripture reminds us that the Lord is our shield and strength, our refuge in every trial.
Why the World Fears the Cross The Cross is not merely a religious symbol. It is a revelation. It reveals
God’s silence is not absence but invitation. A Franciscan reflection on prayer, trust, and learning to listen when God seems quiet.
The Sword of Purity: Chastity in a Modern World To the modern mind, chastity sounds like unnecessary self-deprivation. It sounds
What Does God See? There is something deeply scriptural about stones and archways. They mark thresholds. They invite passage. They
“I did it my way” has become more than just the refrain of a popular Frank Sinatra tune. This boast
Learning to Receive Instead of Control Much of modern life is built around control. We plan, manage, optimize, and protect.
Mary, the New Eve, restores what was broken in Eden. Learn how the Immaculate Conception calls us to stop passing the blame and embrace humility.
Closer to Us Than We Want Him to Be Many would prefer to keep God at a safe distance. We
A reflection on Latin proverbs drawn from Scripture and the Christian tradition that call us to vigilance, repentance, and conversion — today, not tomorrow.
Christianity Is More Than a Survival Guide Many people remember the lessons of their Christian upbringing only during difficult times.
Becoming Little Before God The Gospel overturns our instincts about greatness. We imagine greatness as influence, achievement, and strength that
A Franciscan Understanding of Poverty When people hear “poverty,” they often think of misery, deprivation, or failure. But in the
The Challenge of Celebrating Advent in a Secular World When it comes to Advent, it can be a strange
By loving your brother you will shed light on your own life-path. “…because the night is over and the real
Outside of my window there sits a lone Rose-breasted Grosbeak making the most beautiful music. It calls out in orchestral
Calling our attention to the presence of the Mother of God in every celebration of the Holy Sacrifice, Pope John
Pope Francis speaking on vocations gives us the example of the devout rich man. “His heart was restless, because the
March 2nd is the anniversary of a saint who like our Mother Angelica, founded both Clarian and Franciscan monasteries, and
That’s a little like asking, show me proof of a miracle. I was once asked that question by students preparing
Looking at the violence in Nigeria and Ukraine, I had to ask myself what would Saints Francis and Clare
Is doubt normal in vocation discernment? Discover how Eucharistic prayer and Franciscan trust help men navigate uncertainty in religious life and grow in confidence before God.
Pope Francis asks us to go right to the bedrock in an exhortation yesterday which stressed that our Christian belief
We received with great delight the holy image of Our Lady of Czestochowa known as the Black Madonna. The pilgrim