The context of the following conversation is Robin found out that Cameron had stolen money. Robin explain to Cameron, that this is not a nice thing to do.:
Robin says You should not steal, this is not a nice thing to do.
The friend responds I'm sorry, I will stop doing this.
Robin responds I need you to understand that if you do not stop now, this will become a nad habit and will get you in serious trouble.
The friend responds I though grandma won't min dif I take some..
Robin responds You should not have stolen from grandma, not from her, not from anyone. If you like it, you should earn it in an honest way.
The friend responds I won't do it again, I promised.