Discipline and Punish
Almost immediately after you get married, you start outsourcing stuff to your spouse. For example, I am now the toilet-cleaning guy. I did it a few times in a row, and now I'll be doing it for the rest of my life. Another example: Jiyoung waters the plants. I used to know how to water plants, but now that she does it, I've completely shut down the plant-watering part of my brain. I don't even know how to get the water from the sink to the plant. It's a mystery. When Jiyoung went off to work a month ago, it was like half of my brain vanished. That half apparently included the machinery responsible for self-discipline. With her nearby all day, it was difficult to drift too far from the path. It's not like she was looking over my shoulder, but the house was filled with a general sense of focused productivity. With her gone, the house has quickly filled with a new sense of "let's play PS3, surf the web, take long lunches, and snack continuously." Well,