about marriage.com
they polled marriages that lasted and asked the partners wht they did to make it long lasting:
Continue to build intimacy -- both sexually and emotionally -- throughout your marriage.
Create passion for life and for one another.
Continue to be committed to each other and celebrate your sense of commitment.
Like one another and be friends with each other.
Have fun together, laugh together, and use humor in healthy ways.
Comfort, encourage, and affirm one another.
Be able to stand on your own feet as a couple and not be dependent either financially or emotionally on either of your parents.
Respect one another's need for privacy and space.
Parent together.
Deal with a crisis and adversity together.
Fight fair.
Accept your differences and don't try to change your spouse.
Keep romance alive in your marriage.