Associated Knowledge
I Ching
Hexagram 52: Ken (Keeping Still / Mountain)
Double Mountain; stilling the mind, meditation, solid structural pause.
Numerology
Number 4
The Tetrad, structure, foundation, stability, order, containment
Psychology and Cognitive Science
Cognitive Rest: Attentional Recovery & Quietude
Directed attention fatigue recovery, mindfulness, mental quietude.
Sacred Geometry
The Tetrad (Square / Cube)
Physical manifestation, four directions, material stability, foundational earth.