Spirituality often evokes images of quiet centeredness, meditative serenity and freedom from life's pressures. It's become a chic commodity, with its benefits evoked by images of sunrises and secluded retreats.Contrast the apostle Paul, who promotes a cross-shaped spirituality for fools making their way though life's trials. Paul realized that images of crucifixion, burial and resurrection would never be popular images of the spiritual life. So...