Whatever your politics, you have to be oblivious to reality to deny that America today is torn by ideological divisions as deep as those of the Civil War era. We are, in fact, in the midst of the Second American Civil War.Of course, one obvious difference between the two is that this Second Civil War is (thus far) non-violent. On the other hand, there is probably more hatred between the opposing sides today than there was during the First Civil War. And I am not talking about extremists. A senior editor of the respected center-left New Republic just wrote an...