Almost every sector of American society greeted yesterday's signing of a historic health care law as a major step toward guaranteeing affordable health insurance for all. Labor unions, health care professionals, small business owners, retirees, students, and ordinary people from throughout the country applauded President Obama and Speaker of the House Nancy Pelosi for having the tenacity to push through what's being called the most sweeping health care legislation since the establishment of Medicare in the 1960s. We join with those who hail this legislation both as a measure that will save lives now and begin curbing the insurance...