In a relationship, you often get to chose between being right _or_ being happy. A lot of people don't realize this but here it was again. The author wanted to

In a relationship, you often get to chose between being right _or_ being happy. A lot of people don't realize this but here it was again. The author wanted to be right ("my view is correct, glass near the sink is not important"). The author lost being happy at the cost of being right since their spouse left.