Feeling blue about our lousy economy? Watch a re-run or two of Obama's talk today at George Mason University. It will make you feel better -- or at least, it should. Our President-elect knows how to say all the right things in the right way. Just like Ronald Reagan.And just like Reagan, Obama has vowed to turn Congress on its head to fix the nation's ills. "We must end the culture of anything goes...and this change must begin in Washington."Will he succeed? Who knows? But at least judging from today's speech, Obama knows what he needs to do. And that's a good start.It's easy, of course, to be cynical about political speeches,...