What is original sin?
Original sin describes humanity’s inherited condition of estrangement, disorder, and mortality connected with the fall. Christian traditions differ about inherited guilt and the precise effect of Adam’s sin. The doctrine concerns our need for grace, not a claim that every newborn has consciously committed wrongdoing.
Scripture to read in context
- Genesis 3 — Disobedience fractures human relationships and brings exile.
- Romans 5:12–21 — Paul contrasts Adam and Christ.
- 1 Corinthians 15:20–28 — Death in Adam is contrasted with life in Christ.
Understanding the question
Genesis 3 portrays more than rule-breaking. Trust becomes suspicion, people blame each other, and life outside the garden is marked by struggle. Christians use the story to understand a world in which sin is both personally chosen and already woven into human conditions.
Romans 5 links the many with Adam and with Christ. Different traditions interpret the mechanism of this solidarity differently, including representation, inherited deprivation, and participation in a mortal condition. The passage’s central contrast is not merely a theory of ancestry; it is the abundance of grace through Christ.
The doctrine can be misused if it becomes contempt for the body or a denial of human dignity. Christian teaching also holds that humans bear God’s image and that creation is good. Naming a wounded condition is intended to explain the need for healing and redemption, not to excuse personal wrongdoing as inevitable and therefore harmless.
Where Christians agree and differ
Augustinian and Reformed accounts give inherited guilt a prominent role. Catholic teaching speaks of a deprivation of original holiness, transmitted as a condition rather than a personal act. Eastern Orthodox language of ancestral sin generally emphasizes inherited mortality and corruption more than inherited personal culpability.
Putting this into practice
Read Romans 5 with attention to Christ as well as Adam. Ask how the doctrine leads toward mercy instead of shame or fatalism.
Does my understanding preserve both human dignity and the need for grace?
Sources and further reading
- Westminster Confession — the fall and sin (chapter 6)
- Westminster Confession of Faith — Reformed doctrinal standard
- The Orthodox Faith — Doctrine and Scripture (Orthodox Church in America)
This AI-assisted overview has not received independent theological review. Read the Scripture and primary sources and consult a trusted teacher.