This is essential to learning Do and to mastering the Elements. By learning to master Ki you will be able to harness the powers in you and the powers of the universe. As you learn about yourself through the trials of Do, you will become aware of your own potential, and the potential of the universe. There are spirit realms beyond our world inhabited by our ancestors, kami, demons, and more. To learn of the spirit worlds is a difficult undertaking, for there is much to learn.
Spirits can be helpful or vindictive, good or evil or something in between.
The world of the spirits is reflected within you. Meditate upon this now. To them Time is a measurable thing, to be broken down into units and more smaller units to regulate their lives. This way has no meaning, and is futile. Time is infinite and forever.