YOU SAID:

Cat's are stupid and so am I

INTO JAPANESE

猫は愚かであり、だから私は

BACK INTO ENGLISH

Cats are stupid in there, because I

INTO JAPANESE

猫は、そこに愚かなので私

BACK INTO ENGLISH

The cat is there in me

INTO JAPANESE

猫は私の中にあります。

BACK INTO ENGLISH

The cat is inside of me.

INTO JAPANESE

猫は、私の中です。

BACK INTO ENGLISH

The cat is inside of me.