WASHINGTON -- It is called the Taranto Principle, having been named after he who coined the principle, the inimitable James Taranto of the Wall Street Journal. According to the Taranto Principle, the left-wing media, in their fawning treatment of left-wing politicians, only encourage the pols' worst instincts: encouraging Jean-Francois Kerry's sophomoric wind-surfing during his presidential race or Howard Dean's blood-curdling scream upon losing the Iowa caucuses. And then there is President Barack Obama. At his press conference the other day, he finally commented on the traitor Edward Snowden. Obama said, "You know, if I had a son, he'd look like...