Twelve years ago this summer, Tina Turner belted out her song about love, asking, Whats love got to do, got to do with it? Whats love but a sweet old-fashioned notion? Who needs a heart when a heart can be broken? Her question is a fitting commentary on the current state of confusion over conjugal love and the resulting decline of marriage. But, no one, it seems, is willing to speak to the root causes of this decline.