◆釘の曲がりは鉄槌で直せ Kugi no magari wa kana-zuchi de naose.
- 解釈:悪い癖を直すには、厳しい方法でなければならない。また、強い者には強いやり方で対せよという意。
- Literal:A bend of a nail can be corrected with an iron hammer.
- Interpretation:You must be a severe method in order to correct a bad peculiarity. Cope with a strong person in a powerful way.
- 類義: