"Despite my affiliation with the Republican Party, I don't think of myself as highly partisan." -- Mitt Romney in his book No Apology And there it was again. Front and center in last night's CNN New Hampshire debate with Republican presidential candidates, former Massachusetts Governor Mitt Romney twice -- not once but twice -- illustrated his problem as a presidential candidate and potential Republican president in the post-Reagan era. Midway into the debate Romney answered a question on how to deal with the issue of raising the debt limit by saying that as president he would concentrate on "reining in...