The public may have liked the president’s big speech, but the GOP isn’t worried. Insiders say they’re raring for a fight, and that they think Obama’s in a very vulnerable position. ... “I feel sorry for him sometimes,” confided a senior Republican House member about President Obama. “He invited us over to the White House to explain to us how the stimulus plan is working, and how the budget is going to work, and he spoke to us a couple of times. He doesn’t act like he knows what’s going on with the economy. He’s so afraid of confrontation, when...