...
Although he was away from school for one and a half months, after going to Qimen Town, Fang Qiu had never forgotten to practice his mental power. When he lived in the clinic, he also cultivated in the same way every night.
...
And that was why the number of copper coins had imperceptibly been increased to five by Fang Qiu.
...
Lying in bed and looking at the five copper coins swinging back and forth in front of him, Fang Qiu frowned slightly.
"I can make five copper coins waggle with my mental power and it's not so difficult now."
"Starting from the third and fourth one, the difficulty of adding one copper coin was much less than before. Therefore, the improvement of mental power is much slower."
"If I combine these five coins into one and if I want to cultivate like be
