Fighting is part of every real relationship. The key is knowing how to resolve the fight without breaking up the friendship. Often it is the individual who knows how to communicate by sharing his feelings and not pointing fingers who can diffuse the situation. Since both members of the friendship are feeling defensive, it becomes a risky and sensitive venture. It may talk a couple tries to fully resolve your differences but you will come out with a stronger friendship at the other end.
So take a deep breath, and take time to collect your thoughts, take time to reflect, and mend your own faults
take as long as you need, send a card, let them