This "public servant" thinks a badge gives him the right to be an uncivil jackass:
Baltimore cops vs. skateboarder
Also see this William N. Grigg blog post for more examples of arrogant pigs hiding behind a badge, including those in this video:
Deputies dump paralyzed man from wheelchair
Pathetic and despicable.
Tu ne cede malis, sed contra audentior ito (Latin: Do not give in to evil but proceed ever more boldly against it)