Who can criticize the group co-founded by Erskine Bowles aimed at rally support for deficit reduction.  A group that will put on a press conference Tuesday featuring the bipartisan presence of former Democratic Gov. Jim Hunt and former Republican Gov. Jim Holshouser. And distinguished business leaders.

Well, Nobel Prize-winning economist Paul Krugman, whose day job as a New York Times columnist consists mainly of calling people he disagrees with idiots.

Perhaps these are more musings than letters. Here are four offerings from readers: one on President Obama, one on a recent Paul Krugman column on the economy, one on the state of things in America and one a reminiscence on the N.C. State University bell tower.