Hexagram 41SǔnDecrease

Lake below, mountain above — the lake gave up depth to make the mountain rise. The hexagram is the canonical instruction for the deliberate sacrifice: the cut that buys the focus, the scope reduction that lets the ship date hold, the pay cut that buys the option. The practical question is whether the reduction is sincere, whether the right thing is being given up, and whether what remains is concentrated enough to compound.

60-second read

Decrease is the hexagram for the deliberate sacrifice. The statement is unusually generous for a hexagram about loss: with sincerity, supreme fortune, no fault, firm correctness possible, advantageous to have somewhere to go. What use? Two simple bowls of grain may be offered. The discipline is to make the reduction sincerely — 有孚, with real sincerity — to choose the right thing to cut, and to keep what is given up clean. The hexagram does not romanticise austerity; it names the structural moment when removing the right thing is what makes the remainder compound.

The hexagram

損:有孚,元吉,無咎,可貞,利有攸往。曷之用?二簋可用享。

Decrease: with sincerity — supreme fortune, no fault, firm correctness possible, advantageous to have somewhere to go. What use? Two simple bowls of grain may be offered. — Translation by YiGram Editorial from the classical Chinese

In (what is denoted by) Sun, if there be sincerity (in him who employs it), there will be great good fortune; — freedom from error; firmness and correctness that can be maintained; and advantage in every movement that shall be made. In what shall this (sincerity in the exercise of Sun) be employed? (Even) in sacrifice two baskets of grain, (though there be nothing else), may be presented.

— James Legge, The Sacred Books of the East: The I Ching (1882), public domain.

The six lines

Click any line on the hexagram to read its passage. Use ↑ and ↓ after focusing the hexagram to step through the six positions.

Line 1Yang at the bottom初九

已事遄往,無咎,酌損之。

Suspending his own affairs, hurrying away. No fault. Let him consider how much of his own to contribute.

The first NINE, undivided, shows its subject suspending his own affairs, and hurrying away (to help the subject of the fourth line). He will commit no error, but let him consider how far he should contribute of what is his (for the other).

— Legge (1882)

Line 1 is the yang at the bottom — the first position from which the gift moves upward, the actor closest to the source of what is being given up. The instruction is double. 已事遄往 — suspend the actor’s own affairs and hurry to help; the giving is urgent and the moment is now. But the second clause names the precision the line requires: 酌損之 consider how much of his own to contribute. The character originally meant to pour wine measure by measure; the line names the discipline of giving in measured doses rather than emptying the vessel at the first opportunity.

In a decision context this is the line for the early helper, the first engineer who joins for half-rate, the partner who agrees to take less in the founding split. The temptation at line 1 is the inverse of stinginess: the actor, eager to demonstrate commitment, gives more than the situation needs. The hexagram is explicit that hurrying is correct and that the help is welcomed without fault — the no-fault clause is real — but that the size of the contribution must still be calibrated. Founders and operators who read line 1 cleanly understand that early sacrifice is part of the institution's founding, and that giving the right amount is what makes the giving sustainable into line 2. The line is not asking for everything; it is asking for the calibrated portion that the recipient at line 4 actually needs.

PostureSincere sacrifice · two simple bowls

Decrease is the structural inverse of Hexagram 42 — Increase. Where Hexagram 42 puts Thunder below and Wind above — energy moving outward, the season of investment and gain — Hexagram 41 puts Lake (Dui) below and Mountain (Gen) above. The picture is structural: the lake gave up depth to make the mountain rise. The yang from the third position was taken and placed at the top. The hexagram is the canonical I Ching image of the deliberate sacrifice in which what is given up below produces the rise above.

The hexagram statement is unusually generous for a hexagram about loss. 有孚,元吉,無咎 — with sincerity, supreme fortune, no fault. The promise conditions on a specific quality: 有孚, real sincerity, the same word that opens Hexagram 61 — Inner Truth. Decrease without sincerity is just loss; decrease with sincerity is the mechanism by which the supreme fortune of line 5 arrives. The hexagram’s most distinctive image follows: 曷之用?二簋可用享 — What use? Two simple bowls of grain may be offered. The instruction is precise. The sacrifice does not need to be elaborate; two simple bowls offered with proper ritual are sufficient. What matters is the sincerity of the offering, not the ornateness of the vessel. The Xiang compresses the hexagram into a four-character ethical instruction: 君子以懲忿窒欲 — the noble person restrains anger and dams up desire — treating the inner reduction as the structural correlate of the outer sacrifice.

Failure modesThree walking lose one (line 3) · over-giving past what serves

The dominant failure mode is the line-3 geometry read wrongly. The actor maintains the three-person partnership past the point where the structure can hold, refuses to accept that one of the three must leave, and the resulting drift consumes more energy than any of the three are contributing. The hexagram is explicit: 三人行則損一人 — three walking together, the number is diminished by one. Skipping the line-3 cut produces the failure pattern where coordination cost exceeds capacity. The secondary failure mode is the opposite of line 2 — the actor demonstrates commitment by giving more than the position requires, emptying the vessel at the first opportunity rather than pouring measure by measure (酌損之, line 1). The over-giver runs out of runway before line 5 arrives and never collects the ten pairs of tortoise shells the hexagram was structured to deliver. Both failures share a root: the actor mistakes the size of the sacrifice for the sincerity of it.

Application & adjacentQuestion shape · Hexagram 42 pair · Cutting to compound

A note on the question shape this hexagram answers best. Decrease rewards questions framed around a specific reduction under consideration — the scope cut before the ship date, the feature kill before the launch, the headcount reduction at the partnership level, the pay cut taken to extend runway, the customer segment dropped to focus the wedge. It is less useful for vague questions about whether the actor should generally 'do less'; for that question, re-read with Hexagram 15 — Modesty — or Hexagram 33 — Retreat — depending on whether the question is about lowered profile or about strategic withdrawal. Decrease presumes a specific sacrifice is on the table and answers whether it should be made, how it should be calibrated, and what the structural reward will be.

The canonical adjacent reading is Hexagram 42 — Increase — the structural inverse in the King Wen sequence. Where Hexagram 42 names the season of investment, when energy is moving outward and the discipline is to share the gain widely, Hexagram 41 names the season of focus, when energy is being consciously concentrated and the discipline is to choose the right reduction. The two together form the complete cycle of concentrated focus and generous expansion. Read with the Tuan’s framing — 損益盈虛,與時偕行, decrease and increase, fullness and emptiness, all move with time — the pair says that knowing which season you are in is the prerequisite for either move. Decrease in the Increase season is timid; Increase in the Decrease season is wasteful. Founders and operators who keep both hexagrams in view tend to time the cut more precisely and to invest more confidently when the season turns.

The line-5 instruction is the hexagram’s operational centre. The only 元吉 — supreme fortune — in the entire reading concentrates at the yielding ruler whose earlier sacrifice has produced the unrefusable gift of ten pairs of tortoise shells. The decision-relevant move is twofold. If the sacrifice has been made sincerely at lines 1 through 4, the instruction is to actually receive the gift the structure has now produced — the closed round, the right hire, the acquisition offer in the exact shape the company needs — without the performative humility that would treat the unrefusable as negotiable. If the line-5 gift has not yet arrived, the instruction is to return to the earlier lines and check the sincerity of the reduction. The hexagram is explicit that the supreme fortune conditions on the 有孚 — the real sincerity — that the statement names as the precondition of the entire reading.

Sources

  • Classical text of the Yijing (周易) — hexagram and line statements (卦辭 / 爻辭) from the received Zhou-dynasty edition. Public domain.
  • James Legge, The Sacred Books of the East, Vol. XVI: The Yi King, Oxford University Press, 1882. Public domain.
  • Zhu Xi (朱熹), Zhouyi Benyi (周易本義), 1188. Public domain.
  • Wang Bi (王弼), Zhouyi Zhu (周易注), 3rd century. Public domain.
  • Bushi Zhengzong (卜筮正宗), Qing-dynasty divinatory manual, 1709. Public domain.
  • Tuan Zhuan (彖傳) and Xiang Zhuan (象傳), two of the Ten Wings (十翼). Public domain.
  • Bradford Hatcher, Yijing Hexagram Names and Core Meanings (Version 12.1, 2011). © Bradford Hatcher, 2011. Reproduced under the author’s explicit permission to redistribute his work intact, with copyright notice; this page quotes the “Key Words” subsection only and links readers to the full original for the longer notes. Bradford Hatcher (d. June 2020).

All Chinese-to-English translations on this page are by YiGram Editorial, working directly from the classical Chinese. We do not reuse third-party modern English translations of any of the listed Chinese sources. Read the full source policy in the methodology page.