Then Xu Yun paused for a moment and continued:
"Next, let's talk about 'Lying on Ice to Seek Carp' and discuss whether it... based on the thermal energy formulas that we learned before."
Old Su heard this, and a few black lines appeared on his forehead.
He strode into the courtyard, gave a light cough, and interrupted Xu Yun:
"Ahem... Xiaowang, you're in class."
Xu Yun was enthusiastically speaking, and when he heard this, he turned around instinctively and was momentarily stunned at seeing Old Su:
"Master, why are you here?"
Old Su thought to himself that it's fortunate he came, otherwise one day he might see Old Li coming with a kitchen knife to seek justice.....
However, despite his inner grumbling, he said aloud:
"Well, having just seen off a guest, I thought I'd take a detour and check on you, and incidentally, tell you something."
Xu Yun blinked and asked:
"What's it about?"
Old Su pointed his chin at the waist badge that marked Xu Yun as a Guest and said:
