Mark Halperin called it the “most important debate moment” of Wednesday night’s CNBC debate. No — it wasn’t Rick Perry’s brain lapse — but instead, Mitt Romney’s attempt to re-frame the debate over ideological consistency.Read this excerpt of the transcript below, and then let’s discuss… HARWOOD: … as you know. Your opponents have said you switched positions on many issues. It is an issue of character, not personal, but political, you seemed to encapsulate it in the last debate when you said, “I’m running for office, for Pete’s sake.”What can you say to Republicans to persuade them that the things...