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Chapter 42 of 81
黄帝内经·灵枢
Overall Paraphrase
Huangdi said: I have learned from you, Master, the methods of the Nine Needles (the collective term for the nine ancient types of acupuncture needles), and I have also privately read various medical texts. The methods recorded in these texts are diverse — some employ Daoyin and Qi circulation (regulating qi and blood through physical movement and breathing exercises), some use massage, moxibustion, ironing therapy (applying warm objects to the body surface), acupuncture, heat cauterization (burning with fire), and still others use decoctions for oral administration. Now, should one master only one of these methods, or should one master and practice all of them?
Qibo replied: These therapeutic techniques are methods designed for the many different people under heaven; it is not possible for a single person to master them all.
Huangdi said: This is what is meant by the saying, "Hold fast to the root without losing it, and one may comprehend the essence of all things." Now I have already heard from you the essentials of Yin and Yang, the mechanisms of deficiency and excess, the errors of qi and blood deviation (excess or deficiency in one direction), and the categories of treatable conditions. I also wish to hear about the changes of disease — that condition in which pathogenic qi progressively infiltrates and transforms, while upright qi declines, ultimately reaching a state beyond rescue. May I hear about this?
Qibo said: This question strikes at the very crux of the matter. The Way of medicine — when understood, it is as clear as being awake in the daylight; when misunderstood, it is as dark as closing one's eyes in the night. Those who can receive it and put it into practice will have their spirit unite with the Way; those who embody it with their whole being will naturally attain it in spirit. This principle concerning the vital spirit of life may be written upon bamboo and silk for transmission, yet it cannot be casually passed down to descendants like an ordinary object.
Huangdi asked: What is meant by "awake in the daylight"?
Qibo said: Understanding the patterns of Yin and Yang is like having one's confusion resolved, like waking from a state of intoxication.
Huangdi asked: What is meant by "closing one's eyes in the night"?
Qibo said: It is dim and dark without sound, vast and obscure without form. At this time, the cou li (the interstitial spaces of the skin and muscles) are opened and loosened, the upright qi collapses and scatters, pathogenic qi spreads and overflows, circulating and racing through the blood vessels, and the great qi (referring to hyperactive pathogenic qi) penetrates deeply into the five viscera, manifesting as abdominal pain and failure of the lower origin to hold firm. In such circumstances, one may move toward death, and it is difficult to restore life.
Huangdi asked: After the great qi has penetrated deeply into the five viscera, how does the disease transmit and change?
Qibo said:
If the disease first arises in the heart, on the first day it transmits to the lungs, on the third day to the liver, on the fifth day to the spleen, and if after another three days the condition does not remit, death will occur. The time of death: in winter, mostly at midnight; in summer, mostly at high noon.
If the disease first arises in the lungs, on the third day it transmits to the liver, after another three days to the spleen, on the fifth day to the stomach, and if after another ten days it does not remit, death will occur. The time of death: in winter, mostly at sunset; in summer, mostly at sunrise.
If the disease first arises in the liver, on the third day it transmits to the spleen, on the fifth day to the stomach, after another three days to the kidneys, and after another three days if it does not remit, death will occur. The time of death: in winter, mostly during the later afternoon hours; in summer, mostly at the breakfast hour.
If the disease first arises in the spleen, on the first day it transmits to the stomach, on the second day to the kidneys, on the third day to the bladder, and after another ten days if it does not remit, death will occur. The time of death: in winter, mostly at the hour of people settling in for the night (in the deep stillness of the night); in summer, mostly at the evening meal hour.
If the disease first arises in the stomach, on the fifth day it transmits to the kidneys, after another three days to the bladder, after another five days it transmits upward to the heart, and after another two days if it does not remit, death will occur. The time of death: in winter, mostly at midnight; in summer, mostly at ri die (the time when the sun passes toward the west in the afternoon).
If the disease first arises in the kidneys, on the third day it transmits to the bladder, after another three days it transmits upward to the heart, after another three days to the small intestine, and after another three days if it does not remit, death will occur. The time of death: in winter, mostly just before dawn; in summer, mostly at dusk.
If the disease first arises in the bladder, on the fifth day it transmits to the kidneys, after another day to the small intestine, after another day to the heart, and after another two days if it does not remit, death will occur. The time of death: in winter, mostly at the hour of rooster's crow; in summer, mostly at shen hour in the afternoon (3–5 PM).
For all diseases that transmit sequentially according to this order, there are definite times of death, and in such circumstances acupuncture should not be employed; if during the transmission process the disease skips one viscus, or skips two or three viscera, then acupuncture may be employed.
1. The Dialectic of "Holding to One" vs. "Practicing All": Huangdi's question concerns the choice of therapeutic methods — whether to dedicate oneself to a single approach or to master them all. Qibo's answer embodies the fundamental principle of TCM of "treating according to individual circumstances": there are many therapies under heaven, each suited to different situations, and it is neither necessary nor possible for one person to practice them all. The phrase "hold fast to one without losing it, and comprehend the essence of all things" points to the philosophy of governing technique with the Way — when one holds fast to the fundamental principles of medicine (the patterns of yin-yang and deficiency-excess), then all methods become tools at one's disposal, without being attached to any particular technique 🌿.
2. "Awake by Day" and "Blind by Night" — Two Cognitive States of the Physician: Qibo uses the metaphors of "awake in the daylight" and "closing one's eyes in the night" to describe clarity versus ignorance regarding the patterns of Yin and Yang. When one understands yin and yang, the changes of disease are as clear as seeing fire; when one is ignorant of them, confronting disease is like "darkness without sound, vastness without form," and one can only watch helplessly as the condition deteriorates. This represents the most fundamental requirement for the physician's cognitive capability 💨.
3. The Five-Phase Generating–Controlling Sequence in Visceral Disease Transmission: This is the most core content of this chapter. Examining the transmission patterns carefully:
This indicates that the ancients believed: after external pathogenic qi penetrates deeply into the five viscera, if left unaddressed, it will transmit sequentially according to the five-phase controlling cycle, with each step of transmission representing deeper disease localization and increased severity. Once the full cycle has been traversed, the upright qi is exhausted, arriving at the irreversible point of "death."
4. The Treatment Principle of "Intervening When Transmission Skips Viscera": Diseases that transmit sequentially from one viscus to another according to the controlling cycle represent "regular transmission," meaning that pathogenic qi is at its peak while upright qi is progressively defeated — at such times, acupuncture is unlikely to be effective. If during transmission the disease skips one or more viscera (such as the heart transmitting directly to the spleen, bypassing the lungs), this indicates that the pathogenic qi is not following the regular order, and there remains room for recovery; in such cases, acupuncture may be applied. This embodies the ancient strategic principle of "avoid the enemy's sharp edge, strike when it is exhausted and retreating" 🩺.
5. Correspondence Between Time of Death and the Waxing and Waning of Yin and Yang: Each viscus's time of death is divided into "winter × time" and "summer × time," and the pattern is — diseases of yin viscera are more likely to result in death during yin periods (midnight, the deep night hours in winter), while diseases of yang viscera are more likely to result in death during yang periods (high noon, sunrise in summer). This reflects the cosmological view of "like qi responds to like": the yin-yang attributes of the body's viscera correspond to the yin-yang rhythms of the natural world, and death, as the final moment of yin-yang separation, tends to occur at times consistent with the attributes of the diseased viscus.
Value Dimension: This text reflects the ancients' effort to systematically and regularly understand the process of disease transmission. More than two thousand years ago, proposing the model that "diseases transmit between viscera along specific pathways" and explaining it through five-phase generating–controlling theory represents significant intellectual value in the history of medical thought. It reminds clinicians: disease is a dynamic developmental process, and treatment should aim at severing the pathway of transmission, rather than only focusing on the currently affected viscus — this resonates in conceptual terms with modern medical notions of "complication prevention" and "sequential occurrence of multi-organ dysfunction."
Limitations Dimension: It must be clearly stated that the above "one-day transmission to the next viscus, death if not remitted within three days" timeframe for disease transmission and time of death belongs to the ancients' deductions based on the five-phase model, not conclusions from empirical observation. Modern medicine has no evidence that disease strictly transmits between organs in the order of "heart → lung → liver → spleen," nor is there a biological rule that death necessarily occurs at "midnight in winter" or "noon in summer." This portion should be understood as the construction of an ancient theoretical model, whose value lies in the systemic thinking it reflects and its alertness to the trend of disease deterioration, rather than literal predictive function.
Although this chapter discusses the transmission of critical illnesses, from the metaphor of "awake by day" versus "blind by night," we may extract insights beneficial to ordinary people:
The Everyday Meaning of "Understanding Yin and Yang": There is no need to mystify this — it can be understood as maintaining clear awareness of one's own state. Know when to move (yang) and when to be still (yin); know what foods make the body feel comfortable (harmonious) and what foods produce signals of discomfort (disharmonious). This state of being "awake" to one's own condition is the foundation of daily health management ⚡.
The Focused Spirit of "Holding Fast to One": There are countless health cultivation methods; there is no need to seek completeness through excess. Finding the routines and exercises that suit oneself and can be maintained long-term is far more important than frequently switching between various "health regimens" 🌿.
Disease Is Best Addressed by "Severing Transmission": From the model of "sequential transmission," we can see that the ancients were most concerned not with the onset of disease itself, but with its trend of transmission. The insight for modern people is: when the body shows discomfort, one should take it seriously and address it promptly, rather than waiting until a localized problem has spread throughout the body before responding.
Related Concepts:
Further Reading:
This content is based on classical Chinese medicine texts and is provided solely for the study of traditional culture. It does not constitute any medical diagnosis, medication advice, or treatment recommendation. If you are unwell, please seek medical attention promptly.