Editor's note: Gloria Borger is CNN's chief political analyst, appearing regularly on shows such as "AC360," "The Situation Room," "John King USA" and "State of the Union."
Washington (CNN) - It's hard to remember a presidential candidate who seemed more, er, unacquainted with the national dialogue - or presidential prerequisites - than Herman Cain.
At first, he seemed a likable enough fellow. With exactly one idea: a 9-9-9 tax system. Not a truly GOP-minted plan, since it includes a national sales tax, which Republicans loathe. But never mind. He was genial and a welcome addition to those early debates in which some of his fellow contenders seemed so humorless, angry and, in some cases, downright unfriendly.FULL STORY