Here's a proposal, offered only partly in jest: no resident of the United States, whether born here or abroad, should get to be a citizen until age 18, at which time each such resident has to take a test.
In the end no segregationist scheme has withstood the force of a simple idea: equality under law.
You cannot mistake Bush's clarity of purpose. He believes in a story about freedom and opportunity that makes his followers feel like they aren't just ticking their days down but are part of something larger than themselves.
Many smart folks seem to think that if you just get your metaphors and messages right, you'll win. That if you start describing what you favor as a 'moral value' - 'affordable health care is a moral value' etc., - then you'll appeal to red-state voters.