grist for (one's) mill

grist for (one's) mill

Something that initially seems bad or negative but is ultimately used in a positive way by someone. A: "The tabloids found out that you've been in rehab. How do you plan on handling it?" B: "It's just grist for my mill—I'm a changed man now, and that's what I'll tell the media. At least they're writing about me again!"
See also: grist, mill
Farlex Dictionary of Idioms.

grist for/to somebody’s ˈmill

(of an experience, a piece of information, etc.) useful to somebody: As a novelist, I feel that any experience, good or bad, is grist to my mill.
Grist is corn that is is ready to be crushed in a mill in order to make flour.
See also: grist, mill
Farlex Partner Idioms Dictionary
See also:
  • grist for the mill
  • grist for the mill, that's
  • grist for/to somebody's mill
  • grist to (one's) mill
  • dig up dirt on (someone or something)
  • dig some dirt up
  • dig up dirt
  • drughead
  • turn the corner
  • turn the corner, to