reflect a thousand times and you can still make a mistake (idiom); to err is human
trad. 千慮一失
Also written 千慮一失【qiān lǜ yī shī】
reflect a thousand times and you can still make a mistake (idiom); to err is human
trad. 千慮一失
Also written 千慮一失【qiān lǜ yī shī】