The ancient Greek philosopher Democritus once said, "It is impossible for a man to step into the same river twice". The world is unpredictable, the river we pass through has been lost in a single thought, and whether or not we can dance in the unpredictable tide requires extraordinary perseverance and mentality. A volume of booklet that was accidentally obtained from the palace turned out to be the true recipe in Hua Tuo's "Green Capsule Book" included in the "Siku Quanshu", so he experienced the family's competition for me, the coercion and temptation during the anti-Japanese period, and the later deception. "The water of the waves is clear, and you can wet my hair; The water of the waves is turbid, and it can wet my feet." People always have to face the changes of the world, the fluctuation of people's hearts, the impact of society and the torture of the heart, "The Water of the Waves Wet My Feet" is not only a summary of the various life experiences of the master Qin Xiaogong, but also an appreciation of his optimistic treatment of "the unbearable lightness of life", and finally the appreciation of the joy of mountains and rivers.