Because leftists cannot win in the war of ideas, they will inevitably choose violence over reasoned debate. In 2004, when I got curious about what blogs were, I started investigating blogs on both the left and the right. I quickly realized that leftists dealt with obscenity, invective, and America hatred, and that I preferred the polite, reasoned debate on the right. One of my favorite sites was Power Line, started by a cadre of four Minneapolis-based attorneys. I still check in with Power Line on a regular basis, which is how I learned that leftists firebombed the offices of the...