The Seven Principles for Making Marriage Work by John Gottman is a renowned relationship book that offers practical advice for couples looking to strengthen their marriage. Based on years of research, this book outlines seven principles that can help couples build a strong and lasting relationship. It covers topics such as improving communication, resolving conflicts, fostering intimacy, and maintaining a sense of friendship and admiration for your partner. With its evidence-based approach and practical exercises, this book provides valuable tools for couples at any stage of their relationship, whether they're newlyweds or have been married for decades.