YOU SAID:
I am a genius among idiots
INTO JAPANESE
私は天才馬鹿の中でも
BACK INTO ENGLISH
I was in the genius idiots
INTO JAPANESE
私は、天才馬鹿
BACK INTO ENGLISH
I was stupid genius
INTO JAPANESE
私は愚かな天才
BACK INTO ENGLISH
I am a stupid genius
INTO JAPANESE
私は愚かな天才
BACK INTO ENGLISH
I am a stupid genius
That didn't even make that much sense in English.