1. What does “yoga” mean and how is it practiced?
Yoga has three meanings yoke, control, and union. Yoga is union of mind and body, a spiritual science of self-realization. The root of yoga goes to India by an Indian sage PantaJali. Yoga comes from the Sanskrit word yuj which means to unite or to join. Even though, people tend to think that yoga is a series of exercises with twisted body poses, it is not so. Basically, it helps you to connect with your inner spirit, which is essentially divine and is connected to the universal spirit or God. The way yoga is practiced is by the asanas, or yoga poses that serve as a methodical process to learn to still and control the body and mind.
What is its purpose?
The purpose of yoga is to meditate and to find the divine and to get ones conscious away from reality
What is a mystical experience?
A mystical experience is a religious experience of non-material, divine, or human. Intuitive knowledge gained by this experience of reality.

2. What is the Confucian concept of “self”?
The ideal self in Confucianism recognizes its dependency on relations to others and attempts to harmonize itself--internally as well as in relationships, by playing its assigned social role with sincerity.

3. What is the Hindu concept of “self”
In Hinduism, the Self is the unified being in which all creation takes a part. Hinduism begins simply by differentiating between matter and spirit. Spirit is understood within two main categories, namely the