About the issue Xiao Yan mentioned, many female teachers have talked about it; a lifelong friendship between women can indeed be very challenging.
It's not that they don't want to, but many objective conditions don't allow it. When people are far apart, the frequency of contact becomes less and less, and then the relationship fades.
Over time, it might fade to the point where there's no contact, and friends you thought could last a lifetime might become strangers many years later."
"Teacher Wang makes a good point, though it's not absolute, but I do admit that distance can make relationships fade." Luo Ye walked in and, after speaking, smiled apologetically, "We're about to leave and just came to say goodbye, and I happened to overhear your conversation."
Qu Yue, who walked in afterward, quickly clarified, "That's right, we weren't eavesdropping on purpose."
