The slogans with eight-character idioms hung in our classroom encourage students to study hard, but our studies are never finished.

You can use the following idioms for reference:

There is a road to the mountain of books, and there is no limit to the sea of ??learning

Excellence in work comes from diligence but waste from play

"Excellence in work is due to diligence, but waste is due to play" is a famous saying in "Encouraging Learning" written by Han Yu, a famous writer and philosopher in the Tang Dynasty of China. Later generations often quoted this sentence to advise people to be diligent in learning. Diligence, only by diligent study can you be good at your studies. On the contrary, being playful and lazy will ruin your studies.