Hear, hear!It's a good point that illustrates that most of personal finance is psychology, not information nor reasoning. Understanding ourselves is the best way to make financial decisions we can live with.
After all, given that we are discussing mortgages here in Japan - although definitely less furiously than on some other threads - one could credibly argue that we are not optimizing the use of our money given the unlikelihood of market growth. But investing in a home goes far deeper than economics. “The heart wants what it wants” (with apologies to Mia Farrow).