单双循环的公式简介：But Li Dao didn't mind. This was human nature, and it would be the same for him. People have no intention of harming others, but they must be on guard against others. How could he not understand this truth after practicing for many years.
But Li Dao didn't mind. This was human nature, and it would be the same for him. People have no intention of harming others, but they must be on guard against others. How could he not understand this truth after practicing for many years.
