President George W. Bush seemed unusually heartfelt when he addressed the nation last week on immigration reform. For the president, immigration is not just a matter of politics or policy, it's personal. Bush has always been drawn to stories of Latino immigrants who came up by their bootstraps. In an interview with Hispanic Magazine in 2004, he described Paula Rendón, "who came up from Mexico to work in our house" when Bush was a boy growing up in Midland, Texas. "She loved me. She chewed me out. She tried to shape me up," said Bush. "And I have grown to...