Topic 31: The First Commandment
Christ taught that to be saved we must carry out the commandments, which express the core of the natural moral law. The first commandment is twofold: love for God and love for neighbor out of love for God.
Topic 5: The Most Holy Trinity
Christians are baptized in the name of the Father and of the Son and of the Holy Spirit. This is the central mystery of our faith and of Christian life.
Topic 4: God's Nature and Action
The God we come to know through faith and reason is "spiritual, transcendent, omnipotent, eternal, personal, and perfect. He is truth and love."
Topic 23: Penance (II)
Priests receive from God the power to forgive sins in the name of the Father and of the Son and of the Holy Spirit.
Topic 3: Supernatural Faith
The virtue of faith is a supernatural virtue that enables us to assent firmly to all that God has revealed.
Topic 17: Introduction to the Liturgy and the Sacraments
The liturgy is an “action of God” that unites us to Jesus Christ through the Holy Spirit (cf. "Sacramentum Caritatis," no. 37).
Topic 18: Baptism and Confirmation
Baptism “justifies” us in God’s sight, while Confirmation brings us the supernatural gifts of Christian maturity.
Topic 19: The Eucharist (I)
The Eucharist is the memorial of Christ’s Paschal mystery, making present his unique sacrifice in the liturgy of the Church.
Topic 20: The Eucharist (II)
The Holy Mass is a true sacrifice because it makes present, in the “today” of the Church’s liturgical celebration, the unique sacrifice of our redemption carried out on the Cross.
Topic 27: Morality of Human Acts
“Acting is morally good when the choices of freedom are in conformity with man’s true good and thus express the voluntary ordering of the person towards our ultimate end: God himself.”