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A Clap of Spring Thunder: The Awakening of Life and the Way of Dormancy in the Jingzhe Solar Term

This article offers a deep reading of Jingzhe (Awakening of Insects) among the Twenty-Four Solar Terms, drawing on pre-Qin Confucian and Daoist philosophy, etymological origins, astronomy, and phenology. Through an examination of the historical renaming from 'Qizhe' to 'Jingzhe,' an analysis of how spring thunder rouses hibernating creatures, and the cosmic vision of the Zhen (Thunder) hexagram's 'the sovereign emerges from Zhen' in the Book of Changes, the essay reveals the critical threshold at which life transitions from dormancy to vigorous action, illuminating the ancient Way of bending and stretching to preserve one's being.

Xuanji Editorial Board March 5, 2026 82 min read PDF Markdown
A Clap of Spring Thunder: The Awakening of Life and the Way of Dormancy in the Jingzhe Solar Term

Chapter One: "Jing" and "Zhe" -- The Realm Between Heaven and Humanity in Two Characters

I. Why Is "Zhe" the Character "Zhe"$9

Before entering into the specific discussion of Jingzhe, we must first contemplate the two characters that compose this solar term's name -- "jing" (startle) and "zhe" (hibernate). Why were these two characters chosen to name this node in mid-spring$10 What are their original meanings$11

Let us begin with "zhe." Xu Shen, in the Shuowen Jiezi (Explaining Graphs and Analyzing Characters), states plainly: "Zhe means to hide. From the radical 'insect' (chong); 'zhi' provides the phonetic." In this single brief sentence, the core meaning of "zhe" is made clear -- to lie concealed, to be hidden away. The character takes the radical for "insect," indicating that it was originally used to describe the behavior of insects: the state in which creatures burrow into the earth as cold winter approaches, lie concealed without emerging, and cease all activity. This is what we today call "hibernation."

Yet the significance of "zhe" extends far beyond the objective description of a biological phenomenon. In the minds of the ancients, "hiding" (cang) was a concept charged with philosophical meaning. Why must all things "hide"$12 Because the qi of heaven and earth in winter is contracting, sealing, turning inward. The Monthly Ordinances (Yueling) section of the Book of Rites (Liji) describes the first month of winter: "Water begins to freeze, the ground begins to harden... the qi of heaven ascends, the qi of earth descends; heaven and earth do not communicate, and so winter is formed by closure and blockage." When the qi of heaven and earth are mutually severed and blocked, that is the essence of "winter." In such an environment, if all things did not "hide," they could not survive. The "hiding" of hibernating creatures is a survival wisdom that accords with the Way of Heaven -- they are not fleeing but waiting; not sleeping but nourishing.

This leads us to a profoundly important connotation of the character "zhe": to hide is in order not to hide; to lie low is in order to rise up. A creature's dormancy underground through winter is not the cessation of life but another form of life -- a form that contracts inward, stores energy, and awaits the proper moment. The Xici commentary (Part II) of the Book of Changes offers a supremely incisive statement that serves as the finest explication of the philosophy of "zhe": "The inchworm bends in order to stretch; the dragon and the snake hibernate in order to preserve their lives" (chi huo zhi qu, yi qiu xin ye; long she zhi zhe, yi cun shen ye). The inchworm (a caterpillar that arches its back to crawl) bends its body so as to extend itself forward; the dragon and the snake hibernate precisely to preserve their lives. We shall devote a later chapter to discussing the "Way of bending and stretching" contained in this passage. Here, let us simply note: in the wisdom of the ancients, "zhe" was by no means passive retreat but a far-sighted, strategic contraction undertaken for the sake of a greater future rising.

II. Why Is "Jing" the Character "Jing"$13

Now let us examine "jing." The original meaning of "jing" is to startle, to shake, to rouse. It describes a sudden, violent change of state brought about by an external force -- something originally calm, still, or sleeping is abruptly awakened by some power.

In the name of this solar term, what is the "external force" to which "jing" refers$14 It is thunder. Spring thunder erupts, shaking heaven and earth with a resounding crash, startling the creatures hibernating underground into wakefulness -- this is the most direct, literal meaning of the two characters "Jingzhe." As the old verse has it: "A light rain freshens all the plants; a single thunderclap begins Jingzhe." It captures precisely this sense: one clap of spring thunder, and Jingzhe has begun.

Yet here lies a question worthy of deep reflection: Are the hibernating creatures truly "startled" awake by the sound of thunder$15

From the perspective of modern biology, the awakening of dormant creatures is primarily due to rising air and soil temperatures, and bears no direct causal relationship to thunder. In fact, creatures buried underground may not truly be able to "hear" thunder at all. Why, then, did the ancients use the character "jing" and attribute the awakening of dormant creatures to the shock of spring thunder$16

This is precisely where the cosmology of the ancients is most subtle and most worthy of our appreciation. In the ancients' view, thunder was not merely a sound; it was the most intense sign of yang qi breaking forth and bursting through the gloom. In winter, yang qi lies hidden beneath the earth (this is the original meaning of the Fu hexagram's "one yang returns"). As the seasons progress, the yang qi underground grows ever stronger, until at mid-spring it finally accumulates to a critical point and erupts through the constraints of the surface, manifesting as thunder. Thus, what awakens the dormant creatures is, on the surface, the sound of thunder, but in essence the surging yang qi that the thunder represents. What the creatures sense is not the sound waves traveling through the air but the holistic, all-pervading force of yang qi bursting forth between heaven and earth.

This is the deeper meaning of "jing": it is not a simple physical stimulus but a "summons" from Heaven to all slumbering things. Heaven uses thunder as its command, issuing the directive "It is time to awaken," and all things -- whether plants on the ground, birds in the air, or creatures beneath the earth -- simultaneously sense this force and awaken together. What "jing" describes is the critical instant when life transitions from quiescence to vigorous action, the sacred moment when the deathly still earth is infused anew with vitality.

III. "Jingzhe" Viewed as a Whole: An Awakening Between Heaven and Humanity

When we view "jing" and "zhe" together, we arrive at a vivid cosmic tableau: Heaven, using spring thunder as its signal (jing), rouses all things dormant beneath the earth (zhe), and life thus transitions from a state of "hiding" to one of "movement."

This very mode of naming embodies the ancients' profound understanding of life's movement: the awakening of life is not isolated or spontaneous but a matter of mutual response between Heaven and humanity, a penetrating communion between above and below. The dormant creature does not decide on its own to awaken; it is roused by Heaven. And Heaven rouses it because the qi of heaven and earth has arrived at the season when it should be roused. In this process of awakening, Heaven, earth, and the creature form a complete, mutually responsive organic system.

What is still more noteworthy is that the name "Jingzhe" emphasizes passivity -- the creature is "startled awake," not "awakened on its own." This is fundamentally different from the modern notion of "the alarm goes off and I get up." In the ancients' conception, the rhythm of life is not in the hands of the living being itself but in the hands of Heaven. Humans, as one among all things, are likewise subject to this. Human rest and work, human labor and effort, human states of mind and spirit -- all should adjust in accordance with the turning of the heavenly seasons. At Jingzhe, since Heaven has used thunder to rouse the dormant creatures, humans too should answer this summons -- emerging from their winter dormancy (the agricultural off-season, the time of recuperation) to begin the year's labor and effort.

This is the essence of the solar terms: they are not arbitrary human divisions but objective nodes in the operation of the Way of Heaven, and more than that, directives issued by Heaven to humankind. Jingzhe was established as a solar term not because some sage-king had a passing fancy but because the ancients, through long observation, discovered that at this point in the year, a holistic, irreversible transformation occurs between heaven and earth: yang qi breaks through the blockade of yin qi, and all things turn from "hiding" to "moving." The most powerful symbol of this transformation is that clap of thunder that rends the sky. By naming this solar term "Jingzhe," the ancients sought, in the most concentrated language possible, to capture this magnificent instant when life shifts from stillness to motion.


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