"Each one hopes that if he feeds the crocodile enough, the crocodile will eat him last," is how Winston Churchill, just months away from becoming Britain's wartime Prime Minister, described the appeasement that led to World War II. "All of them hope that the storm will pass before their turn comes to be devoured. " The same could be said of France's snap election, in which everyone from French Stalinists to the country's business interests banded together to defeat the country's "far right" at the polls. But the far right is not the threat, and the crocodile snapping at everyone's...