智者千虑，必有一失
zhì​zhě​qiān​lǜ​bì​yǒu​yī​shī

nobody is infallible

智者千虑，必有一失 智者千慮，必有一失 zhì​zhě​qiān​lǜ​bì​yǒu​yī​shī
nobody is infallible
literally meaning a wise person reflecting a thousand times can still make a mistake; even the most intelligent person will occasionally make an error
even the wise are not infallible
even the wisest person will eventually make a mistake after a thousand thoughts

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Antonym