《存神固氣論》

Interpretation of "On Preserving Spirit and Consolidating Qi"

[The Position of the Cauldron]

The fundamental patterns governing the growth and transformation of all things (the Four Symbols) are inseparable from the central Earth phase (Wuji), which serves as the alchemical cauldron. Only by mastering the Dao of Wuji can one participate in the creation of all beings. Highly accomplished practitioners, through the interplay of Metal overcoming Wood and Water merging with Fire, harness the creative power of nature to sustain life eternally.

[The Reversal of Yin-Yang]

Yin and Yang exist in mutual dependence. The Li trigram (representing Fire), if deprived of Water, becomes excessively dry and requires the Kan trigram (representing Water) for balance. Conversely, the Kan trigram, if lacking Fire, becomes excessively cold and needs the warmth of Li. Within the Li palace (the heart) resides "lead" (a yin substance), which maintains coolness, while the Kan palace (the kidneys) contains "mercury" (a yang substance), which preserves warmth. When essence (Jing) and Qi circulate, lead and mercury naturally ascend and descend, merging harmoniously—this is the principle of Yin-Yang reversal mastered by adepts.

[The Aging of Yin and Yang]

When Yin and Yang complete a cycle of thirty-two days, they begin to decline. As Yang energy wanes, it requires replenishment with Yin, and as Yin weakens, it must be nourished by Yang. This mirrors the cyclical transitions seen in the hexagrams: after Kun (Earth) comes Fu (Return), and after Qian (Heaven) comes Gou (Encounter). In the human body, Qian and Kun represent aged Yin and Yang, while Gen and Dui symbolize their youthful counterparts. Skilled practitioners adeptly navigate these alternating rhythms of Yin and Yang.

[The Mutual Seeking of Water and Fire]

Water attains vitality (receives Qi) only when encountering Fire, ensuring its perpetual flow without exhaustion. Fire achieves form only when meeting Water, allowing it to endure unextinguished. When true Water (pure Yin) seeks true Fire, it generates lead; when true Fire (pure Yang) seeks true Water, it produces mercury. Mercury descends to unite with Kan's Water, while lead ascends to merge with Li's Fire. Under the regulation of Wuji (the central palace), lead and mercury attract and combine—this is the profound principle of harmonizing Yin-Yang and sustaining the cycle of life, mastered by the adept.

(Note: In this context, "lead" and "mercury" are Neidan (internal alchemy) terms symbolizing the two vital energies of the body: essence (Jing) and Qi.)

Plain Interpretation of "On Preserving Spirit and Consolidating Qi"

[Metal and Wood Mutually Restrain Chapter]

When Metal and Wood phases conflict, if Metal does not restrain Wood, Wood will not absorb energy. When Wood absorbs energy, it generates Fire, yet this Fire will not overcome Metal. If Metal does not absorb energy, once absorbed, it will generate Water. Using Metal energy to attract Metal creates restraint; using Fire energy to attract Fire restrains Metal. Once Water and Fire are generated, their mutual attraction through harmonization naturally gives birth to all things. A highly cultivated practitioner can make Water and Fire merge spontaneously in the alchemical furnace—this is mastery of the fundamental principle of cultivation.

[Five Phases Reversion Chapter]

The law governing all things is this: returning to the source (the Mother) ensures a firm foundation and enduring existence, while dispersal and expenditure (the Child) lead to fleeting prosperity and eventual decline. The natural order of the Five Phases moving forward follows the pattern of the Child weakening and the Mother decaying, whereas immortality is achieved by reversing this Five Phases process. When an adept refines Jing (essence) and Qi in the Dantian (Central Palace), the energy created forms a state where "the Child is hidden in the Mother’s womb, and the Mother embraces the Child’s embryo." This is like the Fire Dragon being born from Fire or the Water Tiger emerging from Water—such is the profound mystery of the Five Phases inverted and reverted.

[The Rise and Fall of Sovereign Qi Chapter]

When Fire first arises, it is at the peak of Yang energy; when Water first emerges, it is at the height of Yin energy. Yang energy, growing continuously until noon, then begins to decline, while Yin energy, accumulating until the full moon, starts to wane. Practitioners understand the method of capturing flourishing energy in the cauldron-furnace, akin to making spring never turn to autumn, the sun never set, or flowers never wither.

[Regulating the Fire Times Chapter]

Jing is the root of Qi, yet it cannot circulate on its own—it requires Qi to propel it; Qi is the root of Shen (spirit), yet it also relies on Shen to move it. This is the principle by which True Lead (original Jing) generates the Fire of Shen, and the Fire of Shen in turn subdues True Lead. The practitioner uses Shen to guide Qi, ensuring Qi remains stable and does not scatter; using Qi to propel Jing ensures Jing remains consolidated and does not dissipate. When the Three Treasures (Jing, Qi, Shen) do not leave the alchemical cauldron, the Gate of Life opens; once they depart, decline follows. Thus, masters transmit methods but not the precise "fire times" (timing of cultivation), as grasping the moments of refinement and adjusting the intensity of fire is the most subtle and ineffable art.

[Dragon-Tiger Pivot Mechanism Chapter]

When Heaven and Earth’s Yin and Yang merge, the first step is to establish the pivot mechanism (Guan Zhou) at the Mysterious Ultimate. By regulating the inflow and outflow of Yuan Qi (primordial energy), life is endlessly generated. When a person receives the Jing and Qi of their parents, the pivot mechanism of life is already established. Yuan Qi relies on Jing (represented by Lead and Mercury) to form, while Jing depends on Yuan Qi for nourishment—this is the dynamic of each breath...

Interpretation of "On Preserving Spirit and Consolidating Qi"

The essence of cultivation lies in regulating breath and concentrating the spirit (Shen). When inhaling, the breath should be long and subtle, as if existing yet not existing. This allows Metal (the lungs) and Wood (the liver) to mutually nourish each other, thereby sustaining the original spirit (Yuan Shen). Practitioners must harmonize the Dragon (the heart-mind) and the Tiger (kidney essence), drawing in the primordial Qi to nurture themselves, much like a fetus naturally grows in the womb, achieving a state of perpetual vitality.

Human nature and emotions are rooted in four fundamental aspects: life, consciousness, innate nature, and emotions. Where there is life, there must be consciousness; where there is consciousness, there must be innate nature; and where there is innate nature, there must be emotions. Innate nature is still and tranquil, while emotions are dynamic and responsive. When emotions interact with external phenomena, the Yin and Yang energies within the body converge: if this interaction occurs externally, it leads to the dissipation of vital essence (Jing) and Qi (the Dragon and Tiger scatter, the Lead and Mercury leak); if it occurs internally, it consolidates the essence (the Dragon and Tiger follow each other, the Lead and Mercury solidify within). This consolidated essence is the source of true Qi (Zhen Qi). Daoist practitioners use the Dao to govern emotions—when Yin and Yang merge, they stabilize the Mysterious Embryo (the nascent stage of the inner elixir, Neidan). In the state of profound stillness, they grasp the essence of phenomena, ultimately achieving the unity of form and spirit, entering a realm of unfathomable subtlety.

There are two approaches to cultivation: one begins with the physical body (focusing on form), refining within the laws of Yin and Yang to prolong life; the other begins with transformation (focusing on change), transcending Yin and Yang to liberate the spirit (Shen). The former emphasizes "utility within non-utility," while the latter emphasizes "non-action (Wuwei) within action." One must progress step by step—first refining the physical body, then transforming the spirit. Attempting to leap directly to the highest attainment violates the principles of cultivation.

The true secret of fetal breathing (a practice mimicking the respiration of a fetus in the womb): Many believe it simply means holding the breath for long periods, but this misses its essence. If one merely sits in empty stillness, they will remain a dull sleeper their whole life. True cultivation requires understanding the principle of Yin and Yang's mutual generation—pure Yang cannot give birth, and pure Yin cannot grow. The key for adepts in nurturing the Sacred Embryo (the inner elixir) lies in the fusion of Kan (the kidneys) and Li (the heart), Lead (original essence) and Mercury (original spirit). Without the meeting of Dragon and Tiger (the harmonization of heart and kidneys), how can one establish the pivot at the Mysterious Pass (Dantian), preserve primordial Qi, and achieve fetal breathing?

As for the state of extinction and non-action (Wuwei): Just as dead ashes cannot reignite and withered wood cannot regrow, when both the spark and the fuel are exhausted, even if dust piles into a mass, there will be no more vitality. This illustrates that cultivation must seize the "Living Zi Hour" (the moment of Yang Qi's birth). Missing this opportunity makes attainment difficult.

The Discourse on Preserving Spirit and Consolidating Qi primarily discusses the relationship between nature (xing) and life (ming), as well as between spirit (shen) and form (xing) in Neidan (internal alchemy) practice. The general meaning is as follows:

If one does not comprehend the principle of metal and water mutually generating each other (referring to the Yin-Yang transformation between kidney-water and lung-metal), they will be unable to utilize the energy of the Four Symbols (representing the Five Phases of Wood, Fire, Metal, and Water). Consequently, the alchemical process will fail, and the furnace and cauldron (metaphor for the human body) will become empty shells. This occurs because without preserving the "mysterious embryo" (the nascent form of the internal elixir) of longevity, one falls into lifeless stagnation; without grasping the mysteries of creation, one remains trapped in barren emptiness. Those who attain the Dao can see through the "five thieves" (the dissipation of primordial Qi by the eyes, ears, nose, tongue, and body), enabling them to harness the fire dragon (heart-fire) and metal tiger (lung-metal), master cosmic transformations, and ultimately achieve the state where "form and spirit both reach subtle perfection," uniting with the Dao. How could those who merely speak of emptiness and sit in rigid meditation ever attain this?

Regarding the cultivation method for "form and spirit both reaching subtle perfection":

In internal cultivation, one must understand that nature (original spirit) corresponds to the heart, while life (primordial Qi) corresponds to the kidneys. Practitioners must nurture their Qi by regulating the heart and cultivating their nature, allowing kidney essence (Jing) and heart spirit (Shen) to interact. When the Qi of the five organs (the Qi of the Five Phases) resonate with each other, they ultimately return to the central palace of earth (the spleen and stomach). This is what the immortal Wei Boyang meant by "three, five, and one" (referring to the three Dantian, the Five Phases, and unified Qi). Using the numerical principles of the Book of Changes: water corresponds to one, metal to four (summing to five); fire to two, wood to three (also summing to five); and earth to five—this is the "three fives returning to one." The Yellow Court Scripture states that the mutual generation of the Five Phases ultimately returns to the Supreme One (Taiyi). From this perspective, isn't Wei Boyang's meaning abundantly clear?

Practitioners who understand this principle will grasp the essentials of breath regulation and witness the "radiance of yang light" (the illumination of the internal elixir). This elixir light is the "great medicine" (the essence of the internal elixir). Since ancient times, those who cultivated the Dao transcended life and death by refining this great medicine. However, if one cultivates only nature (xing) and neglects life (ming), they will cling to empty theories without achieving practical transformation. Thus, Patriarch Zhongli Quan said: "Cultivating only the heart and nature without refining the elixir will ultimately fail to produce true transformation." Conversely, if one cultivates only life (ming) and neglects nature (xing), the physical form will lack a guiding master. As the immortal Mao Ying noted: "Merely practicing daoyin and breathwork makes one merely a technician of methods." This shows that nature and life must be cultivated together.

To cultivate nature, one must use the Great Dao to nourish the original spirit; to cultivate life, one must employ methods to extend the physical form. When Dao and methods combine, nature and life can unite. The Scripture of Great Peace states: "Spirit is preserved through the Dao, while the form is prolonged through methods." However, encountering these methods does not mean one should immediately practice them. First, one must extensively study ancient and modern immortal scriptures and oral instructions, fully comprehending their true meaning to eliminate all doubts.

(The Central Origin Chapter) mentions:

When Jiang Taigong annotated the Scripture of the Hidden Talisman, he said: "There are hundreds of methods for the Golden Elixir (Jindan), but the key lies in..."

This Discourse on Preserving Spirit and Consolidating Qi records a dialogue between a Daoist practitioner and the Confucian scholar Piao Yuangui on Mount Tai, primarily elucidating the principles of cultivating the Great Dao of the Golden Elixir (Jindan).

Initially, the author did not comprehend the true meaning of "Divine Water and Blossoming Pool" (referring to key areas in the body for cultivation). Piao Yuangui explained through analogy: just as flowers require green leaves (Yin) to set off red blossoms (Yang), mirroring the mutual generation of Yin and Yang; or like how hard stone and soft water wear each other smooth, illustrating the need for both firmness and flexibility in cultivation.

He further elaborated: "Blossoming" (hua) signifies flowers, symbolizing transformation (triggered by fire); while "pool" (chi) represents water. Water and fire correspond to the movements of sun and moon, which generate all things. Just as plants absorb Yin qi to grow branches and receive Yang qi to bear fruit—with seeds within the fruit capable of new life—so too are humans formed through the interaction of these two qi in the womb.

The cultivation of the Golden Elixir must emulate the celestial patterns of sun and moon (where the Dragon and Tiger symbolize Yin and Yang qi), seizing the opportune moments when water and fire intermingle with the seasonal transformations. Lead (the Azure Dragon) and Mercury (the White Tiger) form the foundation of practice—yet these refer not to ordinary minerals but to symbolic representations of Jing (essence) and Qi within the body. Mercury arises from cinnabar (heart fire), while gold is produced from lead (kidney water). This path of cultivation aligns above with celestial Dao, below with earthly principles, and centrally with human vital energies, its transformations containing boundless profundity.

The text emphasizes harmonizing the body's Yin-Yang and water-fire elements (namely Shen [spirit] and Qi) while following natural rhythms, ultimately attaining the realm of longevity and luminous vision.