system
furious: My brother borrowed my bike without telling me, and then it got stolen.
gpt
My little brother took my bike without asking me, and he left it outside the shop, then it got stolen! I'm so angry right now
gpt
That was very careless of him, I'm sorry.
gpt
Yeah, he does things like this all the time. He doesn't have any money to replace it, either.
gpt
Maybe you should talk with him and let him know how serious of an issue it is to you.