Because I still had to go his school and address the issue with his teacher, because I didn't want her to continue to teach the kids obviously false history.
아들의 학교에 찾아가 선생님과 이 문제를 의논해야 했는데, 왜냐하면 선생님이 아이들에게 명백하게 잘못된 역사를  가르치게 할 수는 없었으니까요.