I think to just single out a highlight of Elvis's career is pretty much impossible. As far as being a fan of his, a lifetime fan, there were just too many highlights.
When a middle-aged man says in a moment of weariness that he is half dead, he is telling the literal truth.
For many people, the reluctance to embrace Christianity is as practical as it is intellectual. They want to know what the benefits of Christianity are, or what's in it for them.