By Jim Tune In his excellent book simply titled Preaching, Tim Keller commits an entire chapter to the notion and need for preachers to preach Christ to the heart. “Preaching,” according to Keller, “cannot simply be accurate and sound. It must capture the listeners” interest and imaginations; it must be compelling and penetrate to their hearts. It is possible merely to assert and confront and feel we have been very “˜valiant for truth,” but if you are dry or tedious, people will not repent and believe the right doctrine you present.” Arguing that we should preach “wondrously,” Keller contends that