He watched him grow up to be the man he was now. Just like his most prized nephew, this one was personally groomed by him. Although he was not much of an outstanding and capable person, he was absolutely loyal to him.
Meanwhile, he did not hold much thought about and faith in the rest of their family's younger generation.
Having learned his lesson after that fiasco with Mu Yazhe, he no longer wanted to groom another talent only to turn out to be an ingrate eventually.
Mu Yancheng was actually the most suitable candidate at present, but he could not possibly reveal this fact to him, or else the chap would inevitably become arrogant, smug, and conceited due to being pushed to such a high position!
There was a step-by-step process to go through for everything.