The Daoist master is

"Only one month and three days, how can I possibly endure twelve years This is too difficult... It's not easy to learn something in the previous life, and this life is even harder!",Chopping wood, drawing water, preparing charcoal, transporting various iron ingots, wiping weapons, cleaning...,And what that book called 'Heavenly Mandate', is indeed simple, even to the point of being rudimentary...。