The increasing sales figures of THE SHACK has continues to frustrate those who regard the book as a dangerous heresy. Recent attacks from a variety of sources allows Brad and Wayne to talk about the generosity of truth. You don't need to protect it, or defend it, just let it come freely from your life to touch others as God might desire. Wayne reads a letter by German theologian Karl Barth, written in the early 1960s, gives some excellent insight into handling critics with grace and wisdom. You can read the full text of Barth's letter here.