Malia | Isaac
No, you can't, because that would be bad. Being violent because someone has upset you is something that a bad person does, Malia, and you're not a bad person. Violence is only an option when you're in immediate physical danger.
Because they're ignorant. I know that you don't know a lot about people or the world yet, but believe it or not there are people out there who don't know a lot about the world either and they've been human their entire lives. You need to just let it roll off your shoulders, they're not important. They're strangers. They don't matter.