Ron Paul doesn't understand his own success. He didn't know his calls for an end to the Federal Reserve and the Department of Education would draw cheers, that his anti-income tax, anti-foreign intervention and libertarian message would resonate. He was reluctant to run for the Republican presidential nomination, he said yesterday: He was convinced it would take another "generation for education" before his message - rooted in Paul's reading of the Constitution - gained traction. "I have been just dumbfounded about what's happening," Paul said yesterday in Manchester's Veteran's Park, where roughly 500 supporters gathered for a glimpse of the...