You arrive to the airport, endure an invasive pat-down by government employees, wait around for hours, buy $5 bars of Snickers, etc. etc. And that's all before you actually get on the plane!
Once you're on, an entire new self-contained world of horrors awaits. Such as the following:
21. This woman, who does not care about the passenger behind her:
20. This pistachio-shell dropper:
19. This man peeing in his seat:
18. And this one, who thought watching porn was a cool thing to do:
17. This person, who should be banned from literally everywhere and not only airplanes:
16. Whoever takes up four seats at the boarding gate:
15. Seriously, don't do that sh*t:
14. This punisher, whose comfort is more important than all else: