The context of the following conversation is Quinn was trying to let their friend know how they felt. Quinn defined their feelings in simple terms.:
Quinn says I tried to break it down in simple terms that my friend would understand.  I was hurt by how she treated my little brother. It wasn't cool..
The friend responds What did your friend do?.
Quinn responds She made fun of him..
The friend responds That's totally not cool..
Quinn responds He was acting up and wouldn't calm when I asked him nicely. Then she called him an idiot..
The friend responds That's just hurtful..