High-quality crowd? Low-quality crowd?

Laughing to death, who invented these terms?
Like I need to sleep at least 8 hours to start my day, otherwise I spend the whole day in a daze.
The people who invented these words are probably selling courses or supplements.
Sleep when you should, eat when you should, drink when you should, don’t compete anymore.
Wang Sicong said his dad, it was only on the day he filmed a video that it was like that. 😂