差之毫釐，謬之千里 [－－－厘－谬－－－]

Jyutping caa1 zi1 hou4 lei4 mau6 zi1 cin1 lei5
Pinyin chā zhī háo lí ， miù zhī qiān lǐ

Definitions (粵典–words.hk)
  1. 語句
    開​始​嘅​時​候​雖​然​相差​少​少​，​到​最尾​就​會​差​好​遠​，​造成​極大​錯誤​。
    the slightest difference leads to a huge error; a miss is as good as a mile
  2. 參看
    差之毫釐，繆以千里、差之毫釐，謬以千里、差之毫釐，繆之千里
Examples (粵典–words.hk)
  1. Cantonese
    差之毫厘，谬之千里
    差之毫釐，謬之千里
    caa1 zi1 hou4 lei4, mau6 zi1 cin1 lei5
    • the slightest difference leads to a huge error