grist for the mill

US /ɡrɪst fɔr ðə mɪl/
UK /ɡrɪst fɔr ðə mɪl/
"grist for the mill" picture
1.

格好の材料, 糧

something that can be used to your advantage or to support an argument or cause

:
All the criticism he received was just grist for the mill, making him work even harder.
彼が受けたすべての批判は、彼をさらに一生懸命働かせるためのに過ぎなかった。
The politician used the recent scandal as grist for the mill in his campaign speech.
その政治家は最近のスキャンダルを、選挙演説の格好の材料として利用した。