Too many relationships have an over developed sense of the critic, was pointed out in this interview with Dr. Joseph Melnick. It's easy to blame & tell people what they're doing wrong. Instead of telling each other about what's wrong, we need to restore trust with a curiosity about each other. He describes what he calls "cardboard relationships" that are like paintings you don't look at any more. In the beginnings of relationships it's so easy to be open & experimental. Then couples seem to lose interest in each other because routines can be deadening. Staying together requires work & learning new skills, to understand how you stop being interested in your partner.
What Healthy Couples Know That You Don't: Relationship Advice and Respect