YOU SAID:

I am impossibly stupid, and will most likely never amount to much.

INTO JAPANESE

私は無理に愚かで、おそらくそれほどにはならないでしょう。

BACK INTO ENGLISH

I'm forced to be stupid, and probably not as stupid as that.

INTO JAPANESE

私は馬鹿にせざるを得ないそれほど馬鹿ではない

BACK INTO ENGLISH

I have to be stupid. I'm not that stupid.

INTO JAPANESE

馬鹿にしないと私はそんなに馬鹿じゃない

BACK INTO ENGLISH

I'm not that stupid if I'm not stupid.

INTO JAPANESE

馬鹿じゃないならそんなに馬鹿じゃない

BACK INTO ENGLISH

If you're not stupid, you're not that stupid.

INTO JAPANESE

馬鹿じゃないならそんなに馬鹿じゃない

BACK INTO ENGLISH

If you're not stupid, you're not that stupid.