What can make a marriage work is surprisingly simple. Happily married couples aren’t smarter, richer, or more psychologically astute than others. But in their day-to-day lives, they have hit upon a dynamic that keeps their negative thoughts and feelings about each other (which all couples have) from overwhelming their positive ones. Rather than creating a climate of disagreement and resistance, they embrace each other’s needs. When addressing a partner’s request, their motto tends to be a helpful “Yes, and …” rather than “Yes, but …”

