No useful explanation is given as to how one might perform said technique, but it's nevertheless purported to be "very simple", followed by a specious description of "orgasmic feeling" and the supposed ability to channel it. Like with perception pre-marital sex in the religion, how it is seen as ethical or not and whether it is detrimental to the overall concept to maintaining a wholesome state of belief as with pertaining to the virtues of Taoism. Needham called this method "coitus thesauratus". All the better if they're from Chinese language sources. Another related concept is "jing," an energetic substance in the human body. There's nothing wrong with that, but it would be a mistake to let people think that Daoist Sexual Practices, which implies the practices of Chinese Daoists is the same thing as Bedroom arts. Generally, all red and blue meats, including pork, rabbit, snails and the like, should be avoided. Energy is a sacred substance, and so when you are making love you are doing something special and sacred. They lived as they were born and only gained sustenance from the qi or Yin Yang from the Universe. Integral to this understanding are what are known as "The Three Treasures. According to beliefs, sexual engagement was to be avoided during both a quarter and full moon and also during adverse weather and natural disasters. Several of the texts talk about them existing only on breath, and not consuming food at all. The relationship between sex and Taoism is as complex and delicate as it looks. Therefore words, such as Taoist, daoshi, Daoism which are words which refer to followers of Taoism have very little use excepting in Western Culture and Western Philosophy of defining everything.