This knowledge is deeply embedded in the minds of the older generation of indigenous people. But they have no writing, only oral tradition. Therefore it has become an urgent problem for scholars to get out into the field to record the wisdom of the aborigines. It is with this in mind that Liu Chung-hsi comes to the home of Hsu Chin-fu.
這些生活智慧深植在老一輩原住民的心中，但是原住民沒有文字，只有傳統語言，因此如何多到田野進行調查記錄，挖掘原住民的生態資源，成了學者專家必須克服的難題。