YOU SAID:

this is the dumbest thing ever

INTO JAPANESE

これは今までで一番愚かなことだ

BACK INTO ENGLISH

This is the stupidest thing I've ever done.

INTO JAPANESE

今までで一番愚かなことだ

BACK INTO ENGLISH

It's the stupidest thing I've ever done.

INTO JAPANESE

今までで一番愚かなことだ

BACK INTO ENGLISH

It's the stupidest thing I've ever done.