“Let's go to bed. Those four words differentiate a marriage from every other kind of relationship. We aren't going to find a way to agree, but let's go to bed. Not because we want to, but because we have to. We hate each other right now, but let's go to bed. It's the only one we have. Let's go to our sides, but the sides of the same bed. Let's retreat into ourselves, but together. How many conversations had ended with those four words? How many fights?”