The principle of solidarity is one of the foundational pillars of the social doctrine of the Catholic Church. It is a Christian virtue that goes beyond empathy or concern for others, promoting unity, social justice, and the recognition of every human being’s inherent dignity. In a world where individualism and …

The Eucharist, also known as the Blessed Sacrament, is the center and culmination of Christian life. For Catholics, it is much more than a simple ritual or tradition: it is the real and profound encounter with Jesus Christ. In each Eucharistic celebration, the faithful partake of the Body and Blood …

Introduction: The Context and Importance of the Topic in Catholic Theology The principle of subsidiarity is one of the foundational pillars of the Catholic Church’s social doctrine. It is often associated with social and political organization, but at its core, it is a deeply theological principle that reflects a Christian …

Mary Magdalene is one of the most fascinating and revered figures in Christian tradition. Although she has been the subject of misunderstandings and myths for centuries, her role in Catholic theology is profoundly significant. Often seen as a symbol of redemption and God’s grace, Mary Magdalene was the first to …

The word Amen is one of the most recognized in the Christian tradition and, at the same time, one of the most profound. Though short, its meaning holds a spiritual, theological, and personal richness that has accompanied believers for millennia. It’s a word repeated in liturgy, in daily prayer, and …

The Gospel of John is one of the most profound and spiritual texts in the New Testament. It stands apart from the other three gospels (Matthew, Mark, and Luke), known as the “synoptic gospels,” because it offers a more reflective and theological view of the life, teachings, and nature of …

The Gospel according to St. Luke is one of the four Gospels that form part of the New Testament and one of the most significant works in Christian literature. This Gospel, written by Luke, a physician and follower of the Apostle Paul, holds a special place within the biblical canon: …

The Sacrament of Confirmation is one of the cornerstones of Christian life, an inexhaustible source of grace that strengthens our faith and equips us to live fully as disciples of Christ. Although it may sometimes seem like a rite of passage or a mere tradition, Confirmation carries profound meaning and …

We are delighted to welcome you to Catholicus.eu, a platform dedicated to providing clear and profound insights into the Catholic faith. Our mission is to help Catholics, and those seeking truth, navigate the challenges of the modern world while remaining deeply rooted in the timeless teachings and traditions of the …

Baptism is one of the most important and fundamental sacraments in the life of a Christian. It is a sacred rite that marks the beginning of our life in faith, a true gateway into the Christian community and, even more so, into eternal life. From the early days of the …

Discovery, Content, and Theological Significance The Nag Hammadi Library is one of the most fascinating and significant discoveries of the 20th century in terms of Christian history and early religious writings. This collection of texts, found in 1945 near the town of Nag Hammadi in Egypt, contains a series of …

Praying the Rosary is one of the most beloved and traditional devotions within the Catholic Church. From its origins in the Middle Ages to the present day, the Rosary has been a source of comfort, spiritual strength, and a powerful means to meditate on the mysteries of the lives of …

The Bible is much more than just a book. For Christians, it is the living Word of God, a sacred text that has been read, studied, and revered for centuries. Although it was written by many authors over millennia, the Bible presents a coherence and depth that make it the …

Tradition is one of the fundamental pillars on which the Catholic faith is built. While we often hear more about the Bible as a source of revelation, Tradition is equally essential because it is the living transmission of God’s Word throughout the centuries. But what exactly do we mean by …

The resurrection of Jesus Christ is the heart of Christianity, the event that gives meaning to the Christian faith. St. Paul made it clear when he wrote: “If Christ has not been raised, our faith is in vain” (1 Corinthians 15:14). The resurrection is not just one historical event among …

The figure of Jesus Christ and His message have deeply marked the history of humanity. The canonical Gospels—Matthew, Mark, Luke, and John—are considered by Christians as the foundational texts that recount His life, mission, and message of salvation. These Gospels, included in the New Testament, are recognized by the Church …

The Acts of the Apostles, written by St. Luke, is one of the most fascinating and essential works of the New Testament. It tells the story of the birth and expansion of the early Church, from Jerusalem to the far reaches of the Roman Empire, and reveals the transformative power …

The Tridentine Mass, also known as the Traditional Latin Rite, has been for centuries a profound expression of the Catholic faith. With its roots in apostolic tradition and liturgical development throughout the ages, this form of celebrating the Eucharist was codified by Pope St. Pius V after the Council of …

Christianity has been one of the most influential religions in the world throughout the centuries. However, its history has not always been one of unity. One of the most significant moments in this history of divisions was the Protestant Reformation in the 16th century, which led to the separation of …

Transubstantiation is one of the most profound and beautiful mysteries of the Catholic faith. Over the centuries, it has been a source of contemplation, reverence, and devotion for millions of believers. At its core, it refers to the transformation of bread and wine into the Body and Blood of Christ …

The word “anathema” often evokes strong reactions, frequently associated with condemnation or exclusion in a religious context. However, its meaning and use within Catholic tradition are far deeper and richer than they might initially seem. Throughout Church history, the concept of “anathema” has played a crucial role in defending the …

Genuflection is one of the most ancient and profound gestures in Catholic liturgy and devotion. This act of bending the knee, simple in its execution yet deep in its meaning, is a tangible expression of reverence, worship, and submission before the presence of God. For many Catholics, genuflection may seem …

The concept of plenary indulgence is one of the oldest yet most misunderstood practices within the Catholic Church. For many, it evokes historical images from the Middle Ages, when indulgences were the subject of controversy, especially during the Protestant Reformation. However, the indulgence, particularly the plenary indulgence, remains a living …

The holy oils, one of the oldest and most sacred elements of the Christian tradition, remain profoundly significant for the Catholic Church today. Often, the use of holy oils in sacraments such as the Anointing of the Sick, Baptism, and Confirmation may seem like a ritual gesture that goes unnoticed. …

In the life of every Christian, there are moments of deep longing to connect with the roots of our faith, to walk in the footsteps of Jesus Christ and His first disciples. In the midst of the noise and distractions of the modern world, pilgrimage to the Holy Land remains …

The Crystal Rosary of Zaragoza is one of the most beautiful and unique religious and cultural expressions in the Catholic world. This tradition, which combines devotion to the rosary with a procession of glass lanterns, is a true spectacle of faith and art that takes place annually in the Spanish …

In the Christian world, two of the largest traditions that have profoundly influenced history, culture, and spirituality are Roman Catholicism and Eastern Orthodoxy. While they share a rich common heritage dating back to the early centuries of Christianity, these two traditions have followed separate paths for over a thousand years, …

At the heart of Catholic faith lies a deep reverence for human life, from conception to natural death. This vision is not merely a set of abstract principles, but a belief deeply rooted in the very nature of God as the creator and sustainer of all life. Today, issues such …

The prayer of the Creed, also known as the “Profession of Faith”, is one of the most fundamental prayers in the life of every Catholic. Although it is recited regularly in the liturgy, especially during Sunday Mass, the Creed is much more than a mere declaration of beliefs. It represents …

At the heart of Christian life is Scripture. The words of the Bible have nurtured the faith of generations of believers throughout the centuries. However, the spiritual richness and theological depth of Scripture are not always immediately evident. For many, reading the Bible can be confusing, especially when we encounter …