First, right now I don’t know where any of my children are. Ask Pastor John. He introduced his idea of “Christian hedonism” and provided a quick explanation of why he believes in it. Apr 24, 2013. Joy. Interactive Bible study with John Piper. Sep 2, 2009. But it needs to be made clear that in this enjoyment he is cherishing her person. Questions and answers with John Piper. This book makes the Christian activity of praise more than just singing songs, but actually purposefully connecting the pieces of our lives in one great pursuit of happiness in God. Daily devotional with John Piper. ?F J;84GBA