A tale of two mayors: Two would-be presidents are biding their time. A presidential run by New York mayor Mike Bloomberg would be a monument to egotism; even worse, it might prevent the nation from ridding itself of today’s destructive policies. Bloomberg's mistake: New York's mayor is touted as a "post-partisan" presidential candidate — but who are the real partisans here? Scratch Bloomberg's surface, find a Democrat. For the moment, Bloomberg’s flirtation with a third-party run is a plutocrat’s relatively harmless indulgence of ego and curiosity, but he may get serious. CNN's Lou Dobbs for President? He says no, sort of. Campaign Therapy: What the crazy, fringe candidates of election 2008 say about the rest of us.