YOU SAID:
I honestly don't care that you are dating my sister, because you are not mean and she likes you
INTO JAPANESE
私は正直言ってあなたが私の姉妹と付き合っていることに気を付けません。
BACK INTO ENGLISH
To be honest I do not care that you are dating my sister.
INTO JAPANESE
正直言って、私はあなたが妹と付き合っていることに気にしない。
BACK INTO ENGLISH
Honestly...
INTO JAPANESE
まったくもう...
BACK INTO ENGLISH
Honestly...
That didn't even make that much sense in English.