YOU SAID:
I dont really understand all these feeling
INTO JAPANESE
私は本当にこれらのすべての気持ちを理解していない
BACK INTO ENGLISH
I don't really understand all these feelings
INTO JAPANESE
私は本当にこれらすべての感情を理解していない
BACK INTO ENGLISH
I don't really understand all these feelings
You've done this before, haven't you.