Do I need to go down and get the certificate that says I'm CEO of the company to get you to stop challenging me on this?

Why It Pays to Be a Jerk Like Jeff Bezos | Entrepreneur.com

At some point, there is a limit to political correctness. You can scold a six-year-old boy again and again, but sometimes it takes a little smack on the rear-end to snap him out of his behavior. You can tell your adolescent sons not to leave food down in the basement, but sometimes you have to throw it at them, plates and all, to get the message across. And when you run a business, big or small, sometimes you have to say to your employees: "Do I need to go down and get the certificate that says I'm CEO of the company to get you to stop challenging me on this?