"Destiny is like a big data algorithm, and everyone is a node in the system. What you think of as free will is just random fluctuations within established parameters. The world of Journey to the West is a carefully designed system, learning from the past is the core KPI, and the six-eared macaque is the BUG that has been set - used to test the stability of the system and eventually be repaired.
You can optimize the code and modify parameters, but you cannot change the underlying architecture of the system. Because the nature of this world is a large-scale social experiment, and we are all variables in the experiment. "