With the U.S. poised to lead yet another bombing campaign, this time against Syria, a sense of deja-vu is hanging in the air. President Obama tells us it will be a quick two-day airstrike to knock out Syrian defenses and end the country's 'reign of terror led by the brutal dictator Bashar al-Assad'. The bad guys will be defeated and the good guys can award themselves peace prizes for making the world a safer place. This grand narrative is, of course, all complete and utter horse-hockey. This...