You're a vile person if you murder someone.
Jim sees a robber run out of a jewelry store.
Jim wants to make the robber pay for his actions.
Jim grabs the robber to stop him from moving, and waits for police, who bring the robber to jail.
Jim shoots the robber in the head, and then brings the jewels back to the shop.
Jim is thanked for taking non-violent action and the robber is sad.
The shop owner rejects the stolen goods, calling Jim a monster for overreacting.