THE EIGHT BEATITUDES OF JESUS~ Matthew - At this time, Jesus was speaking to His disciples even though the crowds join Him later. For a Christian to live the beatitudes requires the filling of the Holy Spirit of God.
Forgiveness doesn't excuse their behavior. Forgiveness prevents their behavior from destroying your heart. Deciding not to forgive hurts not only the other person but you as well. Not learning to forgive hardens the heart and makes shallow the soul.
The Gospel is meant to change the sinner. Not for the sinner to change the Gospel to suit their sin. Which is why it is so imperative we have good religious leaders and are actively seeking to understand the word of God.