In no2DO trigram Qian, the heaven, is associated with the functional circuit Heart (HE). The heart is the seat of Shen, the creative force that transmits the celestial Dao to man, making him a unique individual, giving him presence and coherence of thought. In order for the divine to work within us, for us to feel the miracle of life, the heart must be empty, i.e., filled with serenity and childlike innocence, free from worries, desires, prejudices and evaluations.
Read more: Citations regarding the Functional Circuit Heart
Read more: Trigrams, Elements, Functional Circuits