The I Ching book exists as an oracle on the basis that there exist two original forces in the universe, Yin and Yang. All changes result from their interaction, all 64 hexagrams of the I Ching are simply an extrapolation of the two basic principles on Yin and Yang.
The ancient sages of China recognized the Yin-Yang relationship and symbolized it in the form of a circle, one half light, the other dark. The opposing coloured dot in the largest portion of each colour represents the fact that the one element always contains its opposite.
Both images on this page taken from: http://www.temporarytemples.co.uk
Are the polar opposite forces in a fully conceptualized/pure state. Yin refers to the female nature, night, darkness, passivity. Yang refers to the active, strong, bright, male nature.
They are not absolutes, only relative states.
Darshan in Sanskrit means sight or a glimpse of the divine.
This refers to rules (or beliefs) which we keep in our minds which prevent us from being in the present moment. Structures can be useful and are implimented as a survival tactic from our early years. Static structures limit perception.
The process of stepping far enough inside the body to be able to observe changes as they are happening in real time. This allows any person the opportunity to develop an idea, belief or practice at any time, with no further outward dependency.