世上沒有長生之道，只有養生之道持；病從口入嚴格把關，要健康反求諸己。增強免疫力，學習修心養性保健的常識，節制口慾少吃為要，七分飽病魔不來襲，保持心情的愉悅，是健康快樂的泉源，疾病的良藥劑。In the world, there is no way to longevity, but a way to good health. Disease finds its way in by the mouth which should, therefore, be strictly guarded. To be healthy, one has to turn inwards and examine oneself. To strengthen immunity, one should learn mind cultivating, character nurturing as well as the general knowledge of health care. In continence of the desire to eat, one should eat less as necessary. Seven-point fullness in stomach will keep serious diseases away. Staying in pleasant mood is the wellspring of good health and happiness. It's a good medicine for illness.