Thousands of things, joys and sorrows, happiness or misfortune mostly depend on one's own cognition. It can be indifferent, it can be forgotten, or it can be done.
This story contains not-so-pure love, or perhaps there is nothing pure in the world.
Everyone's value orientation is different. Between men and women, many emotions derived from survival will subtly change with age.
No matter what kind of space and what kind of background, what people can give and what they can get are the results of trade-offs.