Water drops penetrate rocks, and ropes cut wood.
A young man who doesn’t know how to study hard is too late to learn.
If you want to gain true knowledge, you must work hard.
Diligence can make up for one's shortcomings, which is a good lesson. Every minute of hard work equals talent.
Learning without thinking is a waste, thinking without learning is peril.
Learn and then be able to do it, think and then gain.
I have not eaten all day long, and have not slept all night long. It is useless to think about it, and it is not as good as learning.
Learn eruditely, interrogate it, think carefully, argue clearly, and practice it diligently.
The mastery of work is due to diligence but not to play, and success is achieved by thinking and ruined by casualness.
Strive to know all the words in the world, and resolve to read all the books in the world.
If a bird wants to fly high, it first flaps its wings; if a person wants to make progress, he first reads.