Post-70s, post-80s, post-90s, post-00s...
In peaceful times, newcomers who have not yet emerged are labeled as old. These labels mean nothing, they just indicate what an ordinary era is like for a group of ordinary people. That is to say, it is too ordinary, so it is easy to go out of line and easily resonate.
The ordinary world is undergoing ordinary changes - such as the blue sky, such as the four distinct seasons, such as good deeds like water, such as being well-proportioned and simple, such as the busy traffic, such as making progress every day...
There are many shadows of people here, the most superficial appearance, the most hazy reality, and all the leisurely changes, from quantity to quality, are very natural.