In the second half of Philippians 3, Paul writes about the maturing process for believers. After we are saved, we are to be continually in growth mode, with the goal of being transformed more and more into Christlikeness. Obviously we need to be in an active relationship with Christ in order for our growth not to be stunted or stagnant. That includes being in the Word and in prayer and in fellowship with the body of believers.
Paul points out that this process of growth (i.e. sanctification or...