✔ 最佳答案
Years ago Emperor Qianlong wears poor clothing so as to be inconspicious goes on an inspection tour, goes south Suzhou, everywhere enjoys the beauties of nature. Some day, led several trusted subordinates to arrive at some teahouse to drink the tea. He for a while while the whim lasts, happy extremely unconventional, does not give a thought to the status unexpectedly, holds the teapot conveniently, and each trusted subordinate has the tea but actually for oneself! This action suddenly, the command possesses the trusted subordinate to have a big shock immediately, if because does not kneel down to meet the tea, then has violated the palace courtesy, regards as disrespects to the crowned head, grave offense! But if kneels down to meet the tea immediately, then has exposed the emperor status, blames down, is also the grave offense! When dilemma, as soon as some trusted subordinate sudden inspiration touches, the curving middle finger and the index finger, knock on lightly nearby the cup several, if the shape the double knee kneels down, by Xie Shengen, other various person understands immediately, including along with imitates, Emperor Qianlong sees that is unable to restrain to say with a smile: “by a hand generation of foot, sincerity praise worthy!”
After this, this movement has then spread until now, became commonly used drinks the tea etiquette.