It was impossible to look without grief at the images of Terri Schiavo starving slowly to death in a Florida hospice. It has, alas, become impossible in America to look at such a tragic set of circumstances without hysteria. Those of us who have long worried that unleashing religious fundamentalism into the bloodstream of American politics would lead to disaster can feel only that our fears have now come true. Fifteen years ago Schiavo suffered a heart stoppage that was caused by her bulimia. Her brain was temporarily starved of oxygen and scans showed that her cerebral cortex had stopped...