A Chinese layman sits down to meditate in the 1910s. He has been doing plain cessation-and-contemplation practice for over ten years, concentrating on his lower belly, and he took it up in the first place to fix his health rather than to find God. Then he moves his attention a few inches — from the lower belly to what he calls the central spot, between the navel and the pit of the stomach — and within days things start happening that he spends the rest of the account trying to write down accurately.1
Some of it is violent. One evening a shock pulses in an oblique oval from his left shoulder to his left leg "so violently that it shook my bed and mosquito-net."1 His jaws knock together. His nostrils contract and expand. His eyelids open and close and the irises move with them. At the end of one night his own hands massage his head, neck, shoulders and arms, then work him from the lower belly to the shoulders and down the whole body to the toes.2
And all of it is counted.
One night the vibration in the "central spot" caused another series of systematic circuits thirty-six times to the left and again to the right, first from between the loins along the tai mo channel, then from the chest and finally from the middle of the belly. They succeeded each other systematically.1
Thirty-six. Then thirty-six the other way. Then the next site, same count, same order. That's the texture of the whole record, and it's why the document is worth a page. This isn't a man describing ecstasy. It's a man taking inventory — counting, noting which side, checking that the left and right totals match, and recording which channel each circuit proved was clear. [POPULAR SOURCE]
The setup matters, because it limits what the record can be evidence for. Yin Shih Tsu "eliminated all his illnesses and improved his health through the popular meditation method of shamatha-vipaśyanā practice" — chih-kuan, cessation and contemplation, the commonest instruction in the tradition.3 No empowerment, no lineage secret, no forced breathing. Ten years of it, daily, before the first line of the record.
Then one day he shifted his concentration from the lower belly to the central spot, and a few days later noticed a profound change in his body, which he describes as a free flow opening through the remaining six channels.1 That's the whole of what changed. A few inches of attention, in year eleven.
The frame put on all of it is deflating and it's stated up front. These are "only the rudimentary transformations of the jing, chi and mai that occur prior to true samādhi attainments" — the initial physical results that purify the body and make it a healthier, fitter vehicle.3 And then the sentence that gives the whole sequence its logic, which is worth carrying off this page and keeping:
In cultivation you purify the body in order to calm the body, and you calm the body so as to be able to forget the body and calm the mind.3
Three steps, each one there for the sake of the next, and the last is the point. The record documents step one.
The account opens by checking the experience against a text, which tells you something about how this practitioner worked before it tells you anything about channels.
According to the T'ung Meng Chih Kuan, when the inner excellent qualities manifest in the practice of dhyāna, the meditator experiences eight physical sensations such as weightlessness, warmth, coldness and heaviness which concern the body, and vibration, itching, roughness and smoothness which pertain to activity. According to my personal experience, these sensations were not all felt at the same time, but one after another. When I was twenty-eight and twenty-nine, I felt only three of them, weightlessness, warmth and vibration.1
A canonical list of eight, three of them reported, ages given, no claim on the other five. That's a man measuring himself against a standard and coming up short in public.
The first sequence follows immediately, and it's the standard Taoist circuit arriving in someone who doesn't appear to have been looking for it. His body goes as weightless as a feather. Then heat in the lower belly, then a vibration rising up the backbone to the crown and descending down the face and chest back to the lower belly, round and round the same way.1 Up the back, over the crown, down the front. He names it: the flow joining the two channels called jen mo and tu mo.
The record isn't a list of sensations. It's a survey, and the thing surveyed is a set of eight named channels: jen mo, tu mo, ch'ung mo, tai mo, yang ch'iao, yin ch'iao, yang wei and yin wei.1 Attributed to ancient medical science, two of them already named, six left to go — and the six are exactly what the shift to the central spot opened.
What makes this usable rather than merely vivid is that each circuit gets read as evidence about a particular channel. The route the movement takes is the diagnosis.
Up the spine, over the crown, down the face and chest to the belly, repeating: jen mo and tu mo joined. Two oblique oval shocks, one from the left shoulder to the left leg and one from the right shoulder to the right leg: ying ch'iao, yang ch'iao, yin wei and yang wei joined, four at once. A curve descending from the crown down face, chest and belly to the penis, pushing up and down and causing an erection: jen mo and ch'ung mo joined. A circling of the waist: tai mo clear. And then the same circuits running in reverse, which he reads as the strongest sign of all — the channels must be free, because the flow can now go either way.1
There's also a place where all of it stops. Again and again the vibration builds, gets intense, and ends abruptly between the eyebrows — where, on the first occasion, he perceived a red brightness.1 Not a doctrine, just the same terminus turning up night after night.
Out of that survey he draws the conclusion the whole page turns on, and he draws it as a relief rather than a demotion:
Thus for the first time I understood the inter-relation of the eight psychic channels and the nervous systems and realized there was nothing fictitious and unaccountable in it all.1
That's the register of a man who had wondered whether he was making it up, and decided he wasn't — because it had turned out to be anatomy.
The most striking thing about the document isn't what moves but the shape of how it moves, and the shape recurs so consistently it has to be read as data. Everything is counted. Thirty-six circuits. Sixty circuits. Twice by each channel. A few tens of times. Three times. Everything is matched left to right: first to the left and then to the right, with the same number of turns each way — and he says so explicitly, that all these movements to the left and right were natural with the same number of turns in each direction.1 Everything is sequenced. Sites get visited in order — central spot, then belly, then chest; and then the three points exactly behind the front ones. They succeeded each other systematically.
And none of it is willed. The movements, he says, couldn't be explained by orthodox science and were involuntary.1 His arms swing in quick circles, his legs bend and straighten, his heels strike each other, his knees swing apart and closed, his buttocks lift off the floor and swing left and right three times. Then the body-image changes, which he marks off as different in kind: the head swelling, the upper body stretching so that he seemed over ten feet tall, the chest as large as the great void, and finally, "with the disappearance of both body and mind, I experienced unusual bliss."1
Three things follow from the shape. That he counted at all is the best evidence of good faith in the document. Somebody inventing a mystical experience doesn't spend his paragraphs on tallies. The tallies are boring, they add nothing to how impressive the story is, and they're exactly what a person genuinely trying to characterise a repeating physical event would write down.
The symmetry is the most suggestive part physically. Involuntary movement that matches left to right, proceeds in order through paired sites, and stops at a fixed point between the eyebrows is the behaviour of a system built symmetrically — which is what he concluded himself when he named the nervous system.
And the third is easy to miss because he mentions it almost as an afterthought. It stopped.
These involuntary movements lasted for some six months after which they gradually ceased. This was probably because all the psychic channels had by then opened and been cleared.2
That single sentence is the most practically useful thing in the record, and it's the one a reader is most likely to skim past on the way to the ten-foot body. A process that clears something has a finite amount to clear, so it runs out. The movements aren't the achievement and they aren't the goal; they're what it looks like while the channels are being cleared, and when there's nothing left obstructed there's nothing left to shake. Which turns the whole phenomenon into something you can check, and the check is a calendar rather than a feeling.
So the question to ask about any involuntary process of this kind isn't how intense it's or how it feels or whether it matches a text. It's whether it's diminishing. Something that ran hard for six months and tapered off was consuming a supply. Something still running at full strength after four years is being fed by something, and whatever's feeding it isn't a stock of blocked channels — that would have been used up.
The obvious question gets asked straight after the account, and answered flatly. Must a body always clear itself this way, always in this pattern? "The answer, of course, is no, not at all." What you get varies with the kind of practice you do, your age, sex and health, your stores of merit and past-life achievements, and how hard you work.4
Then the qualification that stops the scheme from being empty: despite the variety, the changes "will manifest according to a set of pre-existing scientific principles and they will follow a predictable or general pattern of manifestation."4 Content varies by person; the class doesn't.
And there's a concrete list of what the class actually contains, drawn from what people report now rather than from a Taoist layman a century ago. Spontaneous yoga-like postures. Hands and feet moving on their own. Involuntary contractions of the uterus, anus, penis, vagina, throat and abdomen. Changed breathing rhythm, or sudden paralysis. Pain, heat and cold in various places, vibration, ticklishness, orgasmic sensations. Lights seen and sounds heard inside the head. Sudden emotions arriving out of nowhere — joy and bliss, or anxiety and depression — as the chi works through organs each linked to particular feelings, following the Chinese medical correspondences: liver to anger and depression, kidneys to fear and crying, heart to joy and sadness.4
Two very different practitioners are named as instances of the same class rather than the same content — Yeshe Tsogyel purifying through esoteric practice, Thérèse of Lisieux through Christian cultivation.4 Which is a reasonable position and does a great deal of filing work. It's also the weakness: a pattern loose enough to hold a Taoist layman's counted circuits, a Tibetan yoginī's austerities and a Carmelite nun's interior life is loose enough to hold nearly anything, and no example is given of what would fall outside it.
You've been sitting daily for a couple of years and one evening your hand moves without you moving it. The first thing worth doing is nothing — you don't stop the sitting, and you don't chase it either, because on this account the transformations arrive when a person stops working at them rather than because they've been aimed for.
Hold the base rate in front of you before you decide what's happening. Most practitioners never reach this stage at all, and the reasons given are ordinary and slightly insulting: they don't have the discipline to sit faithfully, they lose their jing to sexual desire, or they're working from wrong principles.3 Ten years of the plainest possible practice preceded the first line of this record, so if you're eighteen months in and the room is full of lights, the record isn't the thing you're in.
Then keep a notebook, and keep it the way he did rather than the way a journal usually gets kept. Not how it felt. What moved, which side, how many times, in what order, and whether the two sides matched. If a vibration went up your spine and down your front, write that. The value of his account is entirely in the fact that he wrote down tallies instead of adjectives, and the same discipline is what will let you tell, in a year, whether anything is actually changing.
And every month, look back through the notebook for one thing only: is it tapering? Six months and gradual cessation is what a clearing process looks like from outside. If your notebook shows the same intensity in month twenty as in month two, or shows it climbing, then whatever you have isn't running out of material, and the record's own logic says it isn't doing what this one was doing.
Last, don't promote any of it. These are named as preparatory, as impermanent, and as things you can't take with you — "you cannot carry your body with you when you die."3 Purify the body to calm the body, calm the body to forget it. The notebook documents the first step, and the point of the first step is the third.
[POPULAR SOURCE] throughout. Range read for this page: pp 181–184. 🚩 SECONDARY WITHOUT PRIMARY — the account reaches this vault through Lu K'uan Yu's translation, The Secrets of Chinese Meditation, Samuel Weiser 1969, pp 193–198, not from Yin Shih Tsu's own volume, which is named in the body and not cited. Cite as Bodri citing Lu's translation. The parenthetical glosses inside the quotations — (the Buddhist Scriptures call this the appearance of the great body), (seemed), (at the same time) — are the translator's and must not be attributed to the practitioner.
The document's internal features are what make it good evidence: a canonical eight checked against three reported, ages given, counts recorded, sides matched, and a stated termination at six months.12 Those are the marks of someone characterising a phenomenon rather than testifying to one.
Two tensions stay open. The general-pattern claim is never given a negative case — nothing is offered that would count as a clearing falling outside the class, which leaves it unfalsifiable as stated even while it does real explanatory work.4 And the channel identification cuts against the vault's other pages from this source: here a practitioner concludes from inside that the eight channels and the nervous systems are inter-related and that nothing is fictitious or unaccountable, and elsewhere the channels are described as a system standing alongside the nerves.1 Both are recorded; neither is withdrawn here.
One limit on what the case can support. He took up practice for his health and reports that it worked, which is a claim about health outcomes. It's being used as evidence about esoteric anatomy, and the two are separable. Everything in the record also sits inside the preparatory stages the source's own footnote 518 calls conventional.5
Two ways of holding this record pull against each other, and a practitioner would live them differently. Take it as anatomy and the striking things stop being significant: the ten-foot body, the great void in the chest, the unusual bliss are all friction against obstruction, they mean a channel is busy rather than that you've arrived, and the correct response is to write down the count and go to bed. Take it as a map of what should happen and every one of those becomes a milestone to be reached — and then a practitioner who never shakes, never sees a red brightness, never has a night when the bed moves, has to conclude that ten years of faithful sitting produced nothing.
The record itself supports the first reading and the surrounding material keeps inviting the second, because it presents this as a typical sequence while also saying flatly that it isn't the definitive one and that most people never get here at all.3 What both readings share is the one instruction that doesn't depend on which is right: whatever arrives, it's preparatory, and the sequence ends in forgetting the body rather than in cataloguing it.
Psychology — Compulsions and Rituals. That page describes behaviour with a very particular signature: an intrusive thought, anxiety, an act that has to be performed correctly — washing, checking, arranging things until they're symmetrical — and then relief, which the person reads as proof the act was necessary. The formal resemblance to this record is uncomfortable and worth facing head-on. Counted repetitions. Left and right insisted on matching. Ordered progression through paired sites. A strong sense that the sequence has to complete. Describe the movements alone to a clinician and you'd get one answer, and it wouldn't be about channels. What the pairing produces isn't a debunking, though — it's a discriminator, and the discriminator isn't in how any of it looks or feels. It's in the loop. A compulsion is a cycle that feeds itself: the relief reinforces the act, so the next intrusion is worse and the next act more necessary, which means the process has no stopping condition built into it. It can't run out, because it manufactures its own fuel. This process ran six months and stopped, and the reason given is that there was nothing left to clear. So the test is a calendar in both directions, and neither field states it: a repetitive involuntary process that tapers was consuming something finite, and one that escalates is being kept alive by its own relief. That's checkable by a practitioner in real time, costs nothing, and tells you far more than any question about how the movements feel. It also predicts where a contemplative tradition will actually produce casualties — not among people whose channels are clearing, but among people who have installed an anxiety-and-relief loop and have inherited a vocabulary that reads its refusal to stop as depth.
Sharpest implication. A repetitive involuntary process that tapers off was consuming something finite; one that escalates is being maintained by its own relief. So the honest question to put to any purificatory phenomenon isn't what it looks like, how intense it is, or whether it matches a canonical list — it's whether it's running out. A tradition that never asks that will read a self-sustaining loop as depth, and will read a practitioner whose symptoms stopped as someone who fell away.
Generative questions.