The Seven Principles for Making Marriage Work: A Practical Guide from the Country's Foremost Relationship ExpertNEW YORK TIMES BESTSELLER Over a million copies sold! An eminently practical guide to an emotionally intelligentand long lastingmarriage.Daniel Goleman, author of Emotional Intelligence The Seven Principles for Making Marriage Work has revolutionized the way we understand, repair, and strengthen marriages. John Gottmans unprecedented study of couples over a period of years has allowed him to observe the habits that can makeand breaka marriage. Here is