Tolstoy was right—happy families are all alike. At least they share certain basic characteristics. Here are a few of the foundations experts say are key to a loving, cheerful home: 1. Create cuddle time. 2. Sing together, stay together. 3. Make room for fun. 4. Exercise together.5. Create healthy habits. 6. Cook together. 7. Reward good behavior. 8. Read and write together. 9. Go one-on-one. 10. Have routines.11. Appreciate each other. 12. Remember sorry isn’t enough. 13. Prioritize your marriage