Every marriage has its ups and downs, its rough periods. Even in the best of circumstances, there are going to be difficult times.People change.Circumstances change.Emotions change.Over time, the natural ebb and flow of everyday life places incredible pressure on a relationship.Almost unnoticed at first, you begin to think thoughts that had once been unthinkable. "I love him, but I'm not in love with him. Not anymore." "I'm not attracted to her, not like I was in the beginning." "Maybe if we se.