Wu Liu**

Awesome, so beautiful

Very very useful

Thanks to our ancestors for teaching the Dharma

It can be based on health care. Start by taking good care of yourself a little bit every day. If you stick to it, you will slowly know what to do next.

It is like a key that opens the door to the treasure house of traditional inner alchemy knowledge for you. It has its own unique value and charm, but it also requires you to explore it with a critical eye.

This book is so timely and the original text seems too laborious. But it seems to be missing the first paragraph of the theory of nature and nurture.