It is believed that the organization of qi in this cosmology of Yin and Yang has formed many things. In the cosmology pertaining to Yin and Yang, the material energy, which this universe has created itself out of, is also referred to as qi. There are various dynamics in Chinese cosmology. Yin is the receptive and Yang the active principle, seen in all forms of change and difference such as the annual cycle (winter and summer), the landscape (north-facing shade and south-facing brightness), sexual coupling (female and male), the formation of both men and women as characters and sociopolitical history (disorder and order). In Chinese cosmology, the universe creates itself out of a primary chaos of material energy, organized into the cycles of Yin and Yang and formed into objects and lives. 'dark-light', 'negative-positive') is a Chinese philosophical concept that describes how obviously opposite or contrary forces may actually be complementary, interconnected, and interdependent in the natural world, and how they may give rise to each other as they interrelate to one another. In Ancient Chinese philosophy, yin and yang ( / j ɪ n/ and / j ɑː ŋ, j æ ŋ/ Chinese: 陰陽 yīnyáng pronounced, lit.

Yin-dark on the right and yang-light on the left The Two Aspects of Taiji (太極兩儀) also known as the Yin-yang symbol

Yin and yang symbol in river