From a Catholic perspective, sin is an offense against God’s will, a rupture in the relationship between humanity and the divine, stemming from the Fall and manifesting in acts like the seven deadly sins, yet redeemable through confession and grace.
Sin is a deliberate act, thought, or omission contrary to God’s law, damaging one’s relationship with Him and others. It’s rooted in free will and ranges from venial (lesser) to mortal (grave) sins, as outlined in 1 John 5:16-17 (CCC 1849-1850).
Original sin is the state of spiritual deprivation inherited from Adam and Eve’s disobedience in the Fall (Genesis 3). It’s not a personal act but a condition of human nature, wounding it with a tendency to sin, erased by Baptism (CCC 405).
The Fall refers to Adam and Eve’s choice to eat the forbidden fruit (Genesis 3:6-7), prompted by the serpent. This act introduced original sin, disrupting humanity’s harmony with God, nature, and each other, necessitating redemption through Christ (CCC 399-401).
St. Augustine taught that sin stems from disordered love—turning from God to lesser goods. In works like Confessions and City of God, he linked original sin to concupiscence (inclination to sin), a flaw passed down from Adam, overcome only by grace (CCC 406).
The seven deadly sins—pride, greed, lust, envy, gluttony, wrath, and sloth—are root vices leading to further sin. Formalized by the Church, they reflect habitual tendencies that, unchecked, can sever one’s bond with God (CCC 1866).
Sin is evident from the Fall (Genesis 3) to Cain’s murder (Genesis 4:7) and beyond. Romans 3:23 states “all have sinned,” while Jesus teaches its internal roots, like lust in the heart (Matthew 5:28), showing its pervasive nature (CCC 386).
Confession (the Sacrament of Reconciliation) restores grace lost to mortal sin, based on John 20:23, where Jesus grants priests authority to forgive. It offers healing, accountability, and renewal, essential for spiritual growth (CCC 1446).
Mortal sin, involving grave matter, full knowledge, and deliberate consent, cuts one off from God’s grace, risking eternal separation if unrepented. Venial sins weaken but don’t destroy this bond. Salvation requires repentance and Christ’s mercy (CCC 1861).
Yes, all sins can be forgiven through Christ’s sacrifice (1 John 1:9). The Church teaches no sin is beyond God’s mercy if met with true contrition and confession, as seen in the parable of the Prodigal Son (Luke 15:11-32; CCC 982).
Demons tempt humans to sin, exploiting weaknesses, as in Eden (Genesis 3:1-5). While they incite, the choice remains human. The Church sees resisting sin, aided by grace and prayer, as part of the spiritual battle against evil (CCC 413-414).