YOU SAID:
I am a very dumb person, I don't know what i'm doing here.
INTO JAPANESE
私は非常に愚かな人です、私はここで何をしているのか分かりません。
BACK INTO ENGLISH
I am a very stupid person, I do not know what I am doing here.
INTO JAPANESE
私は非常に愚かな人です、私はここで何をしているのか分かりません。
BACK INTO ENGLISH
I am a very stupid person, I do not know what I am doing here.
That didn't even make that much sense in English.