Drawing parallels from his early Soldiering days, Mr. Marrow outlines the benefits and responsibilities of serving as a Christian in the Lord’s Army. Just as a Soldier receives dog tags to mark identity, so a Christian receives new spiritual life reborn for new purposes. Likewise, coming under obedience to God's commandments is similar to a Soldier obeying officers and Drill Sergeants. For the Christian, this is Pride’s undoing.