知之为知之 Know when you know the ; Know is know
知之为知
What is known is known
以上为机器翻译结果，长、整句建议使用 人工翻译 。
我想就像孔夫子说的那样“知之为知之不知为不知，是知也。”
I think it was Confuscious that said “knowing you know nothing is the beginning of wisdom.”
youdao
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