本研究係以作者親身的經驗，來驗證習慣領域學說，以供高齡化社會的參考。其研究目的以如何將習慣領域之相關理論運用於快樂、健康、與長壽等方面。研究發現指出：習慣領域學說的學理和法則的應用，的確有助於臺灣年長者追求快樂、健康、長壽之需求，值得為未來研究參考。

This study is based on a personal account of the author, who attempts to justify the possible application of habitual domain theory among senior citizens when pursuing happiness, health, and longevity in the aging society of Taiwan. It aims to answer research questions such as how to become happier, healthier, and live longer with the application of habitual domain theory. The research results indicate that habitual domain theory positively contributes to the overall wellbeing of the elderly in Taiwan and hopefully the findings will shed some light to the literature.