a miss is as good as a mile
差之毫厘，失之千里
口語·強調失敗無大小之分
英文釋義
Even a small mistake or failure has the same result as a larger one; being close to success or achieving a goal is not the same as actually succeeding.
例句
He almost won the race, but a miss is as good as a mile—he came in second.
典故來源
源自18世紀蘇格蘭諺語，強調無論差距多小，失敗就是失敗，與“差之毫厘，失之千里”異曲同工。