What is sin? There are various views and concepts of sin. Many people see themselves as naturally good, others see sin as an illusion or misconception, and still others only as an act and not a state.

Q. 274. How is sin divided? A. (1) Sin is divided into the sin we inherit called original sin, and the sin we commit ourselves, called actual sin. (2) Actual sin is sub-divided into greater sins, ...

Because we are human and do things that we shouldn't do we are considered sinful. That's why the Bible refers to humans, in their natural state as "sinners". God gave us free will in order for us to ...