Chinese sun and moon mirrors Chinese sun and moon mirrors The yángsuì 陽燧 or sun-mirror was an ancient Chinese burning-mirror that concentrates sunlight to ignite tinder and the fāngzhū 方諸 or moon-mirror was a device that collects nighttime dew by condensation. These two bronze implements are literary metaphors for yin and yang, associating the ""yang"-mirror" "yangsui" with the sun (a.k.a. "tàiyáng" 太陽 "great "yang""), fire, dry, and round, and the ""yin"-mirror" "fangshu" with the moon ("tàiyīn" 太陰 "great "yin""), water, wet, and square. There are numerous Chinese names for the fire-producing "yángsuì" 陽燧 "sun-mirror" and water-producing "fāngzhū" 方諸 "moon-mirror". Yángsuì < Old Chinese *"laŋsə-lu[t]-s" can
Zhou Dunyi that "the many are ultimately one and the one is ultimate." This was the first 11th-century Chinese text to argue for the inseparability of metaphysics or cosmology and ethics, as well as the first major Chinese text to explore the concept of the taijitu or "yin-yang symbol". It contained his theory of creation, which can be summarized in the following paraphrase of its first section: "In the beginning, there was t'ai chi (taiji) (the great ultimate of being), which was fundamentally identical with wu chi (wuji) (the ultimate of non-being). Because of the abundance of energy within t'ai chi, it