 Two, principled leadership matters. Republican presidents and presidential candidates have used their leadership at critical moments to set a tone for society to live up to. Mr. Reagan faced down totalitarianism in the 1980s, appointed the first woman at the Supreme Court, and worked with Democrats on bipartisan tax and immigration reforms. George H.W. Bush signed the Americans with Disabilities Act, decisively defended an ally, Kuwait, against Iraqi aggression. George W. Bush, for all his failures on September 11th,