The book Xiqing Xujian advises lovers of drink to go see how wild ducks are able to enter the water without drowning. From this sight, they may come to the realization that with good sense they needn't worry about committing immoral acts when drunk.
《西清續鑑》一書，還要愛喝酒的人去看看野鴨如何出入於水而不溺，體會一下若能知所分寸，自不必擔心沉湎酒鄉做出敗德之事。