Their research has shown that kindness is the most important predictor of satisfaction and stability in a marriage. If you desire a stable and healthy relationship, practice kindness with your partner early and often.
Generosity is the second most important quality in building a lasting, strong relationship. We often think of generosity as small acts of kindness like doing the dishes when your partner is tired or buying your partner some flowers or giving your partner a long hug after a long, hard day at work. But generosity can also be seen as being generous about your partner's intentions.
Read more about these ideas to building and maintaining a healthy, lasting relationship in this article.