祝融说。

If an arrangement increases output while making it harder for participants to rest, to change direction, and to cope with the next contingency, how should we evaluate it? Judged by output alone, it is an improvement; once our gaze shifts to the conditions of future action, the verdict is no longer simple. Growth can expand options, and it can also be accompanied by the concentration of options in a few positions. Neither outcome can be settled by growth itself alone.

This book uses "possibility harvesting" to examine the latter risk: people's bodies, time, attention, and relationships are organized to generate returns, while the costs of maintaining these capacities, the price of redirecting them, and the losses that follow failure are assigned to those who lack evaluation power. "Harvesting" is a critical name for this relation. It does not pronounce every instance of labor, trade, credit, and entertainment exploitative in advance, nor does it presume that all returns issue from a conspiracy of unified design.

Why begin from "possibility"? Because the consequences of an arrangement reside not only in the effort already expended, but also in which subsequent actions it renders difficult. Devoting all of one's time today to a single task may yield a precious result, and it may also forfeit opportunities for care, learning, and adjustment. The difference lies not in whether the investment is sufficient, but in whether the one who invests can assess these costs, can determine the boundaries of the commitment, and whether conditions for choosing anew remain once the commitment has been discharged.

RC ties free will to an available margin not yet locked in, and understands sustainable decision-making, in its theory of practice, as keeping optionality persistently present. Following this thread, the book shifts attention from how many options a person possesses to which options he can actually use. Being able to resign does not mean the cost of resigning is bearable; being able to shut down a service does not mean the costs of transferring materials and maintaining relationships can be ignored; being able to defer consumption does not mean that the spending previously promised stops at the same moment.

Harvesting Occurs After the Separation of Three Ledgers

Whether an exchange constitutes harvesting cannot be judged by whether it yields returns. Three ledgers must be opened at once: the ledger of returns records who obtains the output, income, and efficiency; the ledger of depletion records who bears the fatigue, waiting, care, maintenance, and failure; the ledger of the future records whose subsequent actions are locked in by debt, credentials, data profiles, and switching costs. A normal exchange can leave the three ledgers, through negotiation, in a bearable relation. Harvesting occurs when returns keep concentrating, depletion keeps being displaced outward, and the future is mortgaged in advance, while those who bear the costs lack the evaluation power to alter how their commitments are used and to stop investing.

The three ledgers can also compose a self-reinforcing chain. A system draws on bodies, time, and attention to obtain current returns, shifts the costs of recovery and equipment onto participants, and then raises exit costs through debt, reputation, or credentials; participants, to protect the value already invested, keep raising their stakes, and the newly generated data in turn certify that they are "willing" to continue along the current path; when depletion finally degrades their performance, evaluation attributes the decline to individual ability and replaces them with new participants. Only when invocation, displacement, locking, self-certification, and replacement are joined together does a complete possibility harvesting take shape. Long working hours, credit, performance metrics, or entertainment, taken alone, cannot complete this chain.

What RC supplies is a normative direction: the available margin should not be exhausted by a single convergence, and sustainable decision-making should keep the next choice still present. Applying this direction to relations of labor, platforms, or finance requires bridging assumptions — time, bodies, money, relationships, and data in reality are not quantities of the same kind, yet all of them can alter the accessibility of subsequent choices. Whether a given arrangement is in fact harvesting must be checked ledger by ledger; the philosophical "conservation of margin" must not be miswritten as a law by which real resources can be transferred in exact measure.

The Available Margin Is Not Another Universal Currency

Once this concept is introduced, a new temptation arises: to attach a price to every opportunity in life, to fold bodies, relationships, and the life of the spirit into a single total, and to declare that the larger this number, the freer the person. Yet this maneuver may precisely re-enact the problem the book sets out to examine. Margins of different forms are not always substitutable for one another. More income may not buy back care that has already been missed, and more free time may not resolve a predicament of lacking basic resources.

The book therefore discusses separately the disposability of time, the conditions of bodily recovery, the capacity of attention to be redirected, the buffering function of resources, and the supporting function of relationships. Bringing them together serves to reveal how they affect one another, not to construct a seemingly precise yet unverifiable "net worth formula for life." The principle of theoretical dimensional reduction in RC requires us to state what each formulation omits. An indicator can illuminate one aspect; it cannot thereby earn the right to stand for the whole of a life.

Similarly, Processual Realism names A7 the "conservation of margin": observational locking has not exhausted the Ground of Possibility. This does not mean that time, property, or opportunities in reality contain some invariant total quantity, still less that every capacity one person loses can be deposited in equal measure into another's account. The contraction, transfer, and recovery discussed in this book must be argued at the concrete level; they cannot be carried out by quantitative derivation from the name of an axiom.

Who Uses, Who Decides, Who Recovers

The language of resources has its practical value. It makes hidden investment visible, and it keeps care, waiting, and coordination from being treated as costless. But the language of resources can also induce a one-way observation: a person warrants concern only because some capacity of his remains usable. The body is read as productive capacity, learning as future return, friends as relational assets, rest as a procedure for restoring productive efficiency. Other meanings of life may then be squeezed out of the scope of evaluation.

We may use resource analysis without allowing it to become the sole description of the person. A person has reason to cherish time that yields no exchangeable output, reason to sustain relationships that cannot be converted into returns, and reason to stop investing even before returns have been maximized. Whether these reasons can enter collective decision shows how evaluation power is distributed.

RC's discussion of power hierarchy attends especially to how pressure flows: a dominant party can absorb pressure through mechanisms of responsibility, or it can transfer systemic losses to those with a smaller margin. Hence the same payment may carry different meanings in different arrangements. If one party simultaneously bears all the costs of equipment, waiting, error, and recovery, income on the books cannot say what the two sides actually exchanged. Conversely, if the organization bears the corresponding uncertainty, a certain stable commitment may enlarge participants' actual margin. Analysis must accommodate both possibilities.

From Critique to Sustainable Arrangements

The book does not follow the generic route that runs from damage to repair; it opens five ledgers in succession. The pricing of persons records how bodies, time, and exit conditions enter value judgment; the mortgaging of the future tracks commitments, debt, and switching costs; the mining of attention audits how platforms occupy input, measure performance, and transfer the labor of recovery; the proliferation of desire analyzes how scarcity, status, anxiety, profiling, and competition reinforce one another; and after the gains, the book asks where increased efficiency actually flows and who bears the costs of recovery and exit. The final part deliberately closes the ledgers, discussing why care, relationships, rest, and self-chosen direction must not be treated as valueless merely because they resist conversion.

These ledger pages are not six parallel critiques. The first three ledgers use distinct thought experiments to establish the line items of pricing, mortgaging, and attention mining; from the fourth ledger onward, Ning and the Linchuan Project become continuous bearers, allowing time, body, credentials, data, and relationships genuinely to carry over across pages. How a current return creates the recovery expenditure of the next page, how a promise of credentials changes the subsequent exit price, and how a seemingly voluntary continuation of investment is recorded as a systemic success — each of these must be traced from the earlier ledger into the later one. Each part must requalify the items that the previous part left behind, rather than starting anew from "every instrument has two sides." We do not equate any particular economic instrument with harm in advance; what we track is who holds the power to draw the boundaries of the ledger, and who can still live once the ledger has been closed.

The thought experiments in the main text serve only to distinguish these conditions. Where real institutions, research, or data are involved, sources must be checked separately; "it would happen under this hypothesis" must not be written as "it is already so everywhere." Explanations of mechanisms must also face counterexamples: a technology that reduces waiting and repetitive labor may indeed release time; a joint commitment that provides reliable assurance may indeed lessen uncertainty. The task of critique is to discern how returns and costs are simultaneously distributed, not to erase either side.

RC grounds persistence in the capacity for dynamic regulation, requiring redundancy, multiple paths, and continuous correction. This allows us to pose a measure that runs through the whole book: after an arrangement has been completed, do participants still retain the capacity to maintain themselves, to respond to change, and to revise their commitments? If the answer keeps worsening, then however handsome the immediate returns, they do not suffice to close the discussion. The value of possibility does not lie only in turning all of it, one day, into output. It also lies in this: while the future has not yet arrived, a person still has the capacity to decide how to meet it.

The Language of Resources Must Also Undergo Reverse Scrutiny

The book does not shy away from a darker inference: understanding a person's available margin as capacity not yet extracted, understanding recovery as the condition for raising the stakes further, and tolerating the continual replacement of members on the ground that the organization keeps running. Critique of this usage must examine bodily consequences, the distribution of evaluation power, and choices of value together; it must not use aggregate returns to erase the lives that particular subjects have lost.

When reading independently, the appendix at the back of the book may be consulted for this volume's terminology, thematic positioning, and cited sources; section numbers of theory in the main text follow the version recorded in the appendix.