夬 → 頤
Hexagram 43: Breakthrough → Hexagram 27: Nourishment
䷪
夬
Breakthrough
Lake / Heaven
→
䷚
頤
Nourishment
Mountain / Thunder
Changing LinesStable Lines
Changing Lines
This transformation involves 5 changing lines (lines 2, 3, 4, 5, 6).
Trigram Changes
Upper TrigramLake → MountainThe Joyous → Keeping Still
Lower TrigramHeaven → ThunderThe Creative → The Arousing
Yilin Verse
二室靈臺，文所止遊。雲物備故，長樂无憂。
The twin spirit towers where King Wen would pause and roam. Cloud signs and omens all accounted for; lasting joy without sorrow.
— Jiao Yanshou, Yilin (Forest of Changes), 1st century BCE
The Six Lines app includes all 4,096 Yilin verses, each with original ink brush artwork and full commentary. Download on the App Store