Some months ago, while she was on tour, promoting her book, Saving Graces, I met and interviewed Elizabeth Edwards at a signing in New York City (see the interview below). At the time, John Edwards had not yet announced his 2008 presidential candidacy but the intention was in the air. As his wife spoke, her husband of 30 years watched her with pride and affection. They exchanged knowing looks and smiles. They conversed in the way of long time friends and lovers. Yesterday, with her husband by her side, looking at her with pride and palpable affection, Elizabeth Edwards...