Our fallen nature that began in Genesis 3 brought separation with God and eternal destruction. The only way we can be saved from that is through first repenting of our sin and turning to God.
-Acts 3:19
In His marvelous love, Christ made a way for us to be restored. After confessing our sin, we can receive His beautiful gift of grace and enter into restored relationship with our Father.
-Sin: to miss the mark (Rom 3:23) includes: Sinful patterns and habits, addictions, destructive thoughts etc.
-Jeremiah 17:9 - The heart is deceitful. Who can know it?
-Gal 5:19-20 - the works of the flesh: sexual immorality, impurity, idolatry... enmity, strife, jealousy, divisions.
-Romans 6:17-18 - All are slaves to sin before Christ.