Tips for a happy marriage include: 1. Getting on the same page with finances, parenting, intimacy, and lifestyle choices. 2. Enjoy something new like biking, cooking, or sailing to bring spice to the marriage. 3. Choose lightheartedness. Infuse your marriage with laughter, joy, creativity, and the like. 4. Make peace with the past. Work through conflicts and then beyond them. 5. Fight as allies when there is a conflict. Use that all important first-person language.