French phrase
Je m'en veux.
Meaning
I blame myself.
When to use it
Shows that the speaker blames themself. It often expresses regret after a mistake.
Example dialogue
J'ai taché notre affiche. Je m'en veux.
I stained our poster. I blame myself.
Ce n'est pas grave, on peut la refaire.
It's not a big deal, we can make it again.