Yarrow / Source Notes / 2026-07-17

Yarrow 综卦 source note · 2026-07-17

Xu and Song: What a Zong Gua Inverse Pair Shows

Compare Hexagram 5 Xu (Waiting) and Hexagram 6 Song (Conflict) as a zong gua inverse pair: reversed line order changes viewing direction without forecasting a transition.

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5 · Xu · Waiting

Waiting. With sincerity held in the heart, there is brilliant success. Persevering in uprightness brings good fortune. It furthers one to cross the great water.

Water is the source that sustains life. Laozi said: "The highest good is like water; water benefits all things without contending.

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6 · Song · Conflict

Conflict. There is sincerity within, yet obstruction breeds apprehension. To halt midway brings good fortune; to press through to the end brings misfortune. It furthers one to see the great man. It does not further one to cross the great water.

"Enmities are better resolved than formed." When in Song (Conflict) one is willing to yield even when in the right, there is an image of "moderately auspicious"; but when Song breeds resentment, the outcome must be...

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What the 综卦 relation actually says

The local structured corpus records Hexagram 5's 综卦 (zong gua, inverse) as Hexagram 6, and Hexagram 6's inverse as Hexagram 5. In the corpus's stored six-line sequence, 010111 becomes 111010 when the order is reversed. Turning the figure end for end changes line positions while preserving each line's yin or yang polarity.

Reverse, compare, then test

Draw 010111 and 111010 in two columns, reverse the first sequence, and verify the match. Then copy one concrete phrase from the reference layer for Xu and one from Song; name one observable condition supporting each lens, choose one reversible check, and write what evidence would make you review the choice.

Common misread to avoid

A zong gua pair is not a before-and-after promise. Xu does not automatically become Song; reversed structure neither ranks the two figures nor says which one must follow.

Source boundary

The reference layers and the zong-gua relationship come from Yarrow's bundled structured Zhouyi corpus. The English wording is an editorial explanation of that stored relation. This note is not a fresh cast, a forecast, or a claim that one hexagram must turn into the other.