What's Grace Got To Do With Fiction?

I've just started reading Madeleine L'Engle's Walking on Water and I'm hooked. As a Christian author, I love her comment that "if it's bad art, it's bad religion." And I'm really enjoying her insistance that Christian art makes no more sense than Christian oranges. If art is creation, and if Christians believe in a creator, then that creator should have a hand in all art ... even in books where the protagonist despises religion ... even in mysteries where a graceless protagonist objectifies e...