George Will: "Mitt Romney's going in trump card was electability. If you go back now to his 1994 senate primary, he's been in 25 races. His record is six wins and 19 losses. Newt Gingrich won it, it seems at least 43 or 46 counties. He carried women and Evangelical conservative South Carolina. He carried evidently all seven Congressional districts.

"Apparently, South Carolinians would rather have the emotional satisfaction of a snotty remark toward the president than to beat Obama in the fall," conservative columnist Ann Coulter said of Newt Gingrich's victory in the southern state. "I think South Carolina is going back to its Democratic roots. I mean, to not care about that, that’s the

"They wanted somebody who was tough enough and bold enough to take on Obama. In addition, I think South Carolinians were the first state to really understand how liberal Governor Romney's record was as governor of Massachusetts," Newt Gingrich said about his win in SC on CBS this morning. “I think in South Carolina it began to become really cl

"The other interesting little fact is about the Mexican Romneys. Those looking back at all of those records say that Mitt Romney should look back at the records because the Romneys that came back from Mexico to the United States, they crossed the border illegally," NBC's Andrea Mitchell said on this week's "Chris Matthews Show."

CBS's Bob Schieffer: "I love to vote but I never tell anyone who I vote for - not even my wife. Nor do I advocate for or against anyone." "So don't take this as support or opposition to any of the candidates. But when I saw a voter quoted the other day as saying one of the candidates was "just too moderate," I had to wonder: How can anyone be to

Rep. Gabrielle "Gabby" Giffords of Arizona resigned from Congress today, citing the need to focus on her recovery. "Arizona is my home, always will be. A lot has happened over the past year. We cannot change that. But I know on the issues we fought for we can change things for the better. Jobs, border security, veterans. We can do so much more b

Joe Scarborough, Chuck Todd, Mike Murphy and Katty Kay talk about South Carolina, the possibility of a brokered GOP convention and Gingrich's chances in Florida.

"I do think that conservative values do play an enormous role and I do think the Speaker has explaining to do for sitting down on the sofa with Nancy Pelosi and arguing for climate change regulations, for calling the Paul Ryan plan right-wing social engineering. You're going to look at his record and say he is not so conservative, as a reliable con

"I think Newt Gingrich has embarrassed the party over time," Gov. Chris Christie (R-NJ) said on NBC's "Meet the Press" this morning. "Whether he'll do again in the future, I don't know. But Gov. Romney never has."

"Given all of the attention that is focused on tax returns, given the distraction that I think they became in these last couple of weeks. Look, I am going to make it clear to you now, Chris. I will release my tax returns for 2010, which is the last returns that were completed. I'll do it on Tuesday of this week. I'll also release at the same time a

Liz Cheney, Karl Rove, Joe Trippi and Liz Marlantes preview the State of the Union address.

CROWLEY: Who's the tougher opponent, do you think, for President Obama? CLYBURN: Oh, I have no idea. I think anybody's going to be tough. We live in a tough environment. We're -- the country is at a place it's really never been before. Even if we go back to 1929, things were different then. What happened in this country didn't affect the rest

Appearing on This Week, Santorum denounced the winner of Saturday’s South Carolina GOP primary as an “erratic conservative, someone who on a lot of issues has just been wrong,” adding “we have to have someone who makes Obama the issue in this race, not the Republican nominee.”

George Will, Ron Brownstein, Amy Walter, Katrina vanden Heuvel, and Matthew Dowd discuss.