YOU SAID:
you do not even understand that
INTO JAPANESE
あなたもそれを理解していません
BACK INTO ENGLISH
You don't understand it either
INTO JAPANESE
私にも分からない
BACK INTO ENGLISH
I do not even know me
INTO JAPANESE
私にも分からない
BACK INTO ENGLISH
I do not even know me
You've done this before, haven't you.