When you know a thing to hold that you know it and when you do not know a thing to allow that you do not know it: this is knowledge
Confucius (September 28, 551 BC – 479 BC) was a Chinese teacher, editor, politician, and philosopher of the Spring and Autumn period of Chinese history. The philosophy of Confucius emphasized personal and governmental morality, correctness of social relationships, justice and sincerity.
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