If 18 is the physical growth, then 21 is the psychological growth.
When I was 18, Mengmeng said: "If you are always anxious about the future and everything, you are doomed to live alone."
Why can Mengmeng see me clearly, but I can't see him clearly...
There are no ups and downs in my life, no youthfulness.
Some are just unknown.
Now maybe we can add Mengmeng.
Nonsensical novel, 1V1——Shuangjie's bitter youth novel
A little sweet articleo>_
Concept: bitter youth