junior high school: if you have a constant, why do you sleep at night and get up at five o'clock? The most useless thing is to be exposed to the cold for ten days.
don't be idle, it's white and sad for a teenager.
high school: after ten years of cold window, no one asked, and became famous in one fell swoop.
when the sword is sharpened, the plum blossom fragrance comes from bitter cold.
there is a way to learn from books and mountains, and there is no limit to learning from the sea.
The setting sun is boundless and the river is endless, so I need to be busy this day.