1. Danger - The danger of false teachers who have seared consciences and a false sense of spirituality.
2. Duty - Encourage the knowledge of the Word of God and the practice of prayer.
3. Discipline - Spiritual discipline of practically applying God's truth in life - godliness.
By remembering these exhortations we can stay focused on right doctrine which is the foundation of a godly life!
Walk with the Lord and do the doctrine!!!