AUTHOR'S NOTE: While studying the text for Hexagram 20 (Guan; Observation) in Benebell Wen's book I Ching the Oracle: A Practical Guide to the Book of Changes, I encountered a description of the lower trigram (Kun, or Earth) with its three yin lines forming a "keyhole" (suggestive of an unobstructed line-of-sight) through which a glimpse … Continue reading The Wall and the Keyhole: A Way Through