If you have good knowledge, you can get it in a proper way, but if you accumulate it in a proper way, you can get it in a proper way. (Su Shi)

Be knowledgeable, interrogate, think carefully, distinguish clearly and persist. (Book of Rites)

You don't know what people are unless you know what others don't know. (Confucius)

No card, no flow, not much. (Han Yu)

Know the sound after practicing a thousand songs, and know the instrument after watching a thousand swords. (Liu Xie)

You can know people by looking at yourself, and know the past by looking at today. ("Lv Chunqiu")

From good to good, from evil to collapse. ("Mandarin")

If you are straightforward, if you are all thumbs, if you argue endlessly. ("Lao Zi")

As soon as it is interrupted, it is chaotic. (Hanshu)

Everything that is prepared (pre-planned) is established, and everything that is not prepared (pre-planned) is abolished. (Book of Rites)

Wealth can't be lewd, poverty can't be moved, and power can't be bent. (Mencius)

Sharp tools can do a good job. (Confucius