Yin and Yang are concepts of Taoism that expose the duality of everything that exists in the universe . They describe the two fundamental opposing and complementary forces that are found in all things: yin is the principle of night , moon , passivity, absorption. Yang is the principle of the sun , day , light and activity. [ 1 ] According to this idea, every being, object or thought has a complement on which it depends for its existence. This complement exists within itself. Thus, it follows that nothing exists in a pure state: neither in absolute activity nor in absolute passivity, but rather in continuous transformation. Furthermore, any idea can be seen as its opposite when viewed from another point of view. In this sense, the ca...
