Millions of Americans long to tell their bosses "take this job and shove it."� Hardly any have the power and money to do so, especially in these recessionary times. Sen. Evan Bayh (D) of Indiana, however, is the exception. His stunning retirement from the Senate is essentially a loud and emphatic "screw you"� to President Obama and Senate Majority Leader Harry Reid. For months now, Bayh has been screaming at the top of his voice that the party needs to reorient toward a more popular, centrist agenda -- one that emphasizes jobs and fiscal responsibility over health care and cap and trade. Neither the White House nor the Senate leadership has given him the response he wanted. Their bungling of what should have been a routine bipartisan jobs bill last week seems to...