Full Answer Section

• Revelation: The Trinity is revealed through Scripture and Tradition, especially through the Incarnation of the Son and the sending of the Holy Spirit.
• Compendium: The Compendium summarizes this as the one God in three distinct persons, a mystery of faith, not something fully graspable by human reason.

2. Salvation is Achieved Through the Paschal Mystery of Jesus Christ:

• Paschal Mystery: The Paschal Mystery refers to Jesus Christ’s passion, death, resurrection, and ascension (CCC 654).
• Redemption: Through his sacrifice on the cross, Jesus redeemed humanity from sin and opened the way to eternal life.
• Justification: By faith in Christ and through Baptism, believers are justified, meaning they are made righteous before God (CCC 1987-1995).
• Grace: Salvation is a gift of God’s grace, not something earned by human merit.
• Compendium: The Compendium emphasizes that Jesus’s death and resurrection are the source of our salvation, offering us forgiveness of sins and eternal life.

3. Eschatology – Death and the Afterlife:

• Death: Death is the end of earthly life, a consequence of sin (CCC 1006).
• Particular Judgment: Immediately after death, each person undergoes a particular judgment, where their soul is judged by Christ (CCC 1021-1022).
• Heaven: Those who die in God’s grace and friendship, perfectly purified, live forever with Christ in heaven (CCC 1023-1029).
• Purgatory: Those who die in God’s grace but are imperfectly purified undergo purification in purgatory before entering heaven (CCC 1030-1032).
• Hell: Those who die in mortal sin without repentance are eternally separated from God in hell (CCC 1033-1037).
• Last Judgment: At the end of time, Christ will return in glory to judge all humanity (CCC 1038-1041).
• Compendium: The Compendium presents these as the final events of human history, with the resurrection of the dead and the establishment of God’s kingdom.

4. Freedom:

• Gift from God: Human freedom is a gift from God, enabling individuals to choose good or evil (CCC 1730-1733).
• Responsibility: Freedom implies responsibility for one’s actions.
• Moral Law: True freedom is exercised in accordance with the moral law, which is rooted in God’s eternal law.
• Grace and Freedom: God’s grace does not diminish human freedom but perfects it, enabling individuals to choose good more readily.
• Compendium: The Compendium highlights that freedom is the capacity to act or not to act, and so to perform deliberate acts of one’s own. True freedom is at the service of what is good and just.

5. Virtues:

• Definition: Virtues are habitual and firm dispositions to do good (CCC 1803).
• Theological Virtues: Faith, hope, and charity, which are infused by God’s grace (CCC 1812-1829).
• Cardinal Virtues: Prudence, justice, fortitude, and temperance, which are acquired through human effort and perfected by grace (CCC 1805-1809).
• Moral Life: Virtues are essential for living a moral life and growing in holiness.
• Compendium: The Compendium defines virtues as stable dispositions of the intellect and the will that govern our acts, order our passions, and guide our conduct according to reason and faith.  

6. Sin:

• Definition: Sin is an offense against God, reason, truth, and right conscience (CCC 1849).
• Original Sin: The first sin of Adam and Eve, which wounded human nature and inclines individuals to sin (CCC 385-421).
• Mortal Sin: A grave offense against God that destroys charity in the heart of man; requires full knowledge, grave matter, and deliberate consent (CCC 1855-1856).
• Venial Sin: A lesser offense against God that weakens charity in the heart of man (CCC 1862-1863).
• Forgiveness: Sins are forgiven through God’s mercy, especially in the Sacrament of Reconciliation (CCC 1422-1498).
• Compendium: The Compendium describes sin as an offense against God and a failure in genuine love for neighbor because of an attachment to certain goods. Sin wounds the nature of man and injures human solidarity.