Learn How Living Above Reproach Can Significantly Increase Your Confidence Even in the Midst of Trials -- The apostle Paul taught the congregation of the Church in Philippi how they should live as Christians. He also taught Titus to teach his congregation how to live the Christian life. Basically, Basically, these two scriptures (Philippians 2:14-16 and Titus 2:1-8) can be summarized by saying that as Christians we should live above reproach.