What Is Saving Faith?

What happens in the heart when it experiences real saving faith? John Piper argues that faith in Christ is not saving unless it includes an "affectional dimension of treasuring Christ." Nor is God glorified as he ought to be unless he is treasured in being trusted. Saving faith in Jesus Christ welcomes him forever as our supreme and inexhaustible pleasure. 
What Is Saving Faith? explains that a Sav...