The famous aphorisms that advise you to correct your shortcomings are as follows:

No one is a sage, and no one can have any mistakes. If you can correct your mistakes, there is no great good! ——"Zuo Zhuan"

We must dare to face it, and then dare to think, speak, do and act. ——Lu Xun

Every shortcoming you eliminate has its corresponding strength. The two complement each other, life and death and passion. ——Anatole France

Our virtues and vices are that of an intimate couple, producing a child that resembles both father and mother. ——Halifax

Everyone has certain weaknesses and inherent weaknesses; people have inherent weaknesses in their work. ——Lun Heng

My life experience has convinced me that people with no shortcomings often have few advantages. ——Lincoln

The most taboo thing in the world is to be perfect. Look at the moon in the sky. Once it is full, it will soon lose its luster. Once the fruit on the tree is overripe, it will soon fall. There must always be a little bit of something missing in everything to be able to persevere. ——Mo Yan

If the articles are brilliant, the chapters will be flawless; if the chapters are clear and comprehensive, the sentences will be flawless; if the sentences are clear and English, the words will be flawless. ——Liu Xie of the Northern and Southern Dynasties

A piece of wood must have knots, and a piece of jade must have flaws.

——Lu Shi Chun Qiu