弘こう法ぼうにも筆ふでの誤あやまり

expression

anyone can make a mistake; even experts slip up

Proverb literally meaning 'even Kōbō Daishi's brush makes mistakes,' used to console someone who has made an error by noting that even the greatest masters are not perfect.

• 失しっ敗ぱいしても気きにしないで。弘こう法ぼうにも筆ふでの誤あやまりというから。

  Don't worry about the mistake. As they say, even Homer sometimes nods.