But that theoretically compelling, if uninspiring, rationale for Republicans to support reform was altogether absent from Mr. Bush's remarks. Instead, in a refreshing break from the general tone of American politics these days, he argued the point on merits and morality: "The system is broken. We're now in an important debate in reforming those laws, and that's good. ... I do hope there is a positive resolution to the debate, and I hope during the debate that we keep a benevolent spirit in mind, and we understand the contributions immigrants make to our country. ... At its core, immigration is a sign of a confident and successful nation."