The bullish take is reflected in interviews with party strategists and activists, including people who supported Romney rivals during the primary season. Mood matters because it can fuel fundraising and volunteer hustle. But some of those GOP players stress that Romney, the former Massachusetts governor, has little room for error if he expects to topple an incumbent president…

“I can tell you, I feel a little bit better about that election since what happened on Tuesday up in Wisconsin,” Santorum said Friday at a Conservative Political Action Conference in Chicago…

“Obama is his (own) worst enemy. As he gets more in a corner and more on the defensive, he’s making gaffes that are ticking people off,” said Procuniar, who at 65 recently retired from the insurance company in Chicago…

“Let’s be honest about it, at the presidential level, the Democrats took the Republicans out behind the woodshed a little bit in 2008. By the sheer number of electoral votes Barack Obama won last time, clearly we have our work cut out for us,” said Gregg Keller, executive director of the American Conservative Union. “It’s a tough map for us and no one should think this is going to be a walk in the park. It’s going to be a tough race. But Republicans and conservatives believe this is an eminently winnable race.”