In David Young's book, Resilient: Standing Firm in a Hostile World , Young quotes  the book, The Insanity of Obedience by Nik Ripkin, who identifies five kind of Christians. There are census Christians: those who mark Christian on the census. There are member Christians: those who identify with the particular congregation. There are practicing Christians: those who participate in Christian ministries programs events in the like, and There are committed Christians: those who are shaped by Jesus and whose faith in Christ is central to their life. He also spends a large amount of time with persecuted Christians around the globe, but identifies another kind of Christian. He calls them hidden Christians: radical believers who have made a commitment to Christ into the people of God. They can stand any opposition the hostile culture levels against them. Ideally in church life there is a centripetal  force that keeps moving people toward deeper and deeper level of commitment to the ...