The number one reason why people are peace less is because they don’t know that they’re God’s children. As a result they are so much opinionated, self-defensive and egoistic.
Jesus’s teaching of “love your enemies” is His way to eliminate the list of people we tagged as our enemies.
Unless we realize that God forgave us in Christ Jesus all evil we did in the past, we would never have the ability to forgive others.
God forgave us when we don’t deserve. So, we should always forgive those who don’t deserve.
But if we confess our sins to him, he can be depended on to forgive us and to cleanse us from every wrong. And it is perfectly proper for God to do this for us because Christ died to wash away our sins. 1 John 1:9