Most of them are reflections/immediate records after reading some books, which may include classics and Internet articles.
Using your brain is also a kind of exercise, and mind wandering is also a kind of exercise.
As we all know, people should exercise well, exercise well, and eat more fruits, vegetables and spiritual food, so that they can live longer, live longer than the author, and see the ending of the novel they want to read.
Purpose: Live healthy every day.