This happens despite our rebellious nature because Jesus took our sins onto himself when he hung on the cross. By accepting what he did, we allow him to become our mediator between God and man. Though evil does not leave us completely, only then do we have the ability to reject evil desires in favor of God's will. Until then, we are slaves to evil impulses. You can learn more about Jesus here .
Many people struggle with the issue of exclusivity as it relates to the Christian faith.
The concept is offensive to many who believe that it's unfair of God to provide only one way to reach heaven. Think about this for a moment. Instead of concentrating on the number of ways to be redeemed from sin, we should be glad that God provided one sure way.