The American left has never had it this good with two terms of an uncompromising leftist in the White House dedicated to its agenda, making and unmaking laws at a whim, siccing the IRS and federal prosecutors on his political enemies and transforming the country at a breathtaking pace. Obama is what generations of the left have worked toward. This is the flicker of hope they kept alive throughout the Nixon years, Carter’s collapse and the long stretch of Reaganomics. This is what Bill Clinton robbed them of by gauging his actions against the polls instead of blasting full steam...