YOU SAID:

those who mind don't matter and those who matter don't mind

INTO JAPANESE

心が関係ない人と人の問題は気にしません。

BACK INTO ENGLISH

Doesn't mind it doesn't matter and who cares.

INTO JAPANESE

問題ではないし、誰が気に気にしません。

BACK INTO ENGLISH

Does not matter, who doesn't really care.

INTO JAPANESE

問題ではない、本当に気にしません。

BACK INTO ENGLISH

Doesn't matter, really don't care.

INTO JAPANESE

問題ではない、本当に気にしません。

BACK INTO ENGLISH

Doesn't matter, really don't care.