As Barack Obama's chief of staff, Rahm Emanuel is arguably the second most powerful man in America. It's a job tailor-made for the unflappable—but that's not a description anyone would ever apply to Emanuel, not even when he was a political rookie raising money for Chicago Mayor Richard Daley. If donors didn't agree to quintuple their normal contributions, Emanuel scolded them for their stinginess and hung up the phone. Obama senior adviser David Axelrod, who has known Emanuel for decades, contends the method displayed a level of chutzpah that "redefined the term." And it worked. Emanuel broke all fund-raising records....