He Mingcheng soon found out that Zhao Yi's comprehension skills were extremely strong. He would generally understand complex knowledge after hearing it just once.
The speed of his problem solving was almost incredible. Despite having no prior related research, he quickly understood and articulated the process.
"This must be what a genius looks like, right?"
He Mingcheng felt he was getting too old to keep up with the sharp minds of youth. He was the one doing the explanation, but sometimes it seemed like Zhao Yi was the one teaching, leaving him struggling to follow.
All he could do was force a bitter smile.
Zhao Yi stayed at He Mingcheng's home for about two hours. Over half of the time was spent discussing mathematical issues. Seeing the evident fatigue of the old professor, he took his leave with a word of thanks.
Zhao Yi had just reached the ground floor when he was stopped by a reporter.