To stop aging naturally is to rejuvenate, or at least it is a way to prevent aging.A secret recipe of rejuvenation was hidden by Chuang Tzu in such an essay, without any stress.So marvelous!

• 一个返老还童的秘方，竟然被庄子这样轻描淡写地，隐藏在这样一篇短文之中，难免令人称奇。