YOU SAID:
I'm crazy for loving you.
INTO JAPANESE
私は君を愛することに夢中。
BACK INTO ENGLISH
Am I crazy to love you.
INTO JAPANESE
私はあなたを愛してクレイジーです。
BACK INTO ENGLISH
I love you is crazy.
INTO JAPANESE
あなたを愛しては頭がおかしい。
BACK INTO ENGLISH
I love you is crazy.
That didn't even make that much sense in English.