“Twenty years from now you will be more disappointed by the things you didn’t do than by the ones you did do. So throw off the bowlines. Sail away from the safe harbor. Catch the trade winds in your sails. Explore. Dream. Discover.”

TravelHaven Tips — 10 Signs That You’re the Worst Person on Your Flight

We found this clever slideshow on airfarewatchdog.com.

The Watchdog says:

“Are you a candidate for most-hated passenger on the plane? If you’re guilty of any of the following bad habits, you’ll likely be the subject of disdainful glares, sanctimonious whispers, and violent revenge fantasies on your next flight. Here are 10 signs that you’re the human embodiment of all that is wrong with modern air travel.”

Take heed. You don’t want to be That Guy (or Gal).