Very often someone begins their Christian life trusting exactly in Christ for his forgiveness but he soon falls into the error of trying to sanctify yourself by self-effort.
He heard comments like, "Jesus I save, but I have to work hard to live a holy life ». Others say, "I must be holy for God to hear my prayers and to use me effectively in ministry. " Although we should not abuse the grace of God,This is a very dangerous commitment, because it puts all the challenge on what the person can achieve, and take away the sight of the Lord.
This is just what happened to the Galatians. They started well, but
We will soon come to the legalists, saying that they will have to be circumcised and follow the Jewish customs. Pablo warns that this would be legalism. I think we are doing something similar when we try to earn points with God or achieve our own sanctification.