Someone who can tell those who are doing something wrong, that they are doing something wrong.
"間違った事をしている人にそれは間違ってるよと言える人"
- Someone who can tell those who are doing something wrong, that they are doing something wrong.
行き過ぎた行動をしている人に注意できるような人
- Someone who is able to warn those who are taking things too far.
「間違った事をしている人にそれは間違ってるよと言える人になりたいです。」
- I want to become someone that is able to tell those who are doing something wrong, that they are doing something wrong.
短くすると：I want to become someone that is able to advise people that they are doing something wrong.
A person who can tell someone they're wrong when they're doing something inappropriate.
「間違った事をしている人にそれは間違ってるよと言える人」は、「A person who can tell someone they're wrong when they're doing something inappropriate.」という風に表現できます。
A person who can tell someone they're wrong: 「それは間違ってるよと言える人」で、相手の間違いを直言することができる人を指しています。
when they're doing something inappropriate: 「行き過ぎた行動をしているとき」で、場に応じて適切でない行動や言動を示しています。
アメリカ合衆国 
