repetition is the mother of learning.

nothing ventured, nothing gained.

diligence is a good training, and one point of hard work is a point of talent.

A gentleman is always striving for self-improvement.

running water does not rot, and people's livelihood is diligent.

if you are poor, you will gain strength, and you will never lose your ambition to achieve success.

do you want to be a happy person? I hope you learn to bear hardships first.

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