idiom > even a wise man sometimes makes a mistake
Contents
1000 taking into account a loss of
  Explanation: Missing: error. Consider that smart people will have no thoughtful place.
  Usage: Complex type; as object; that smart people to consider, there will be no place where thoughtful
  Source: Spring Qi Yan Ying "Yan miscellaneous papers within the next 18": "Baby smell: sage nods a loss; fool nods Gains."
qiān lǜ yī shī
  Although thoughtful intelligent people, where occasionally there is leakage
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No. 3
  Ever Victorious House, 1000 taking into account a loss. - "Biography of Sung Yang industries"
Translated by Google
Spring and Autumn Annals. Miscellaneous under 18 "baby smell of sage is yet to be a loss; fool nods Gains
  "Spring and Autumn Annals, under miscellaneous 18": "Baby smell: sage nods a loss; fool nods Gains." Later "consider a loss of 1000" means the wise man even if the repeated consideration, it will inevitably where there are mistakes. Qing Yu Yue "Spring in the Hall Essay," Volume: "House books, 1000 taking into account a loss, often to." Binglin "literature that cases of": "When Gaoyou, the Sri Lanka two kinds of grammar, not to see that, so training will be more old, and then can pass, is also considering a loss of almost a thousand? "
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No. 5
  千虑一失 (qiān lǜ yī shī)
  解释:失:错误。指聪明人的考虑,也会有疏忽的地方。
  出处:春秋·齐·晏婴《晏子春秋·内篇杂下十八》:“婴闻之:圣人千虑,必有一失; 愚人千虑,必有一得。”
  汉·司马迁 《史记·淮阴侯列传》:“臣闻智者千虑,必有一失;愚者千虑,必有一得。”
  反义词:千虑一得
  语法:复杂式;作宾语;指聪明人的考虑,也会有不周到的地方
  示例:著书之家,~,往往有之。 ★清·俞樾《春在堂随笔》第五卷
English Expression
  1. n.:  even a wise man sometimes makes a mistake,  Despite careful planning, there will be a slip here and there