He knew how to calibrate a scale at the age of seven, kept a ledger in his mind, and could never forget the things he had seen.
People in the village said the child was stable. Only he knew that every night he was thinking about the same thing - how far is the direction of the cloud boat?
From Qingwu Au to all the worlds, from a bag of maltose to the fleet of cloud ships. He walked this road for five hundred years, carrying his scales, his accounts, and the people he identified.
This body is in the human world, and this heart is in the sky.