Never underestimate anyone in your office, because as Mad Men's Joan Harris once eloquently said, "One minute you're on top of the world, the next minute some secretary's running you over with a lawn mower."

AMC is celebrating Secretary's Day, a.k.a. Administrative Professionals' Day, with several slick graphics featuring secretaries, receptionists and other administrative assistants who have appeared in Mad Men's seven-season run.

Image: AMC

Ring in the secular holiday and test your Mad Men knowledge with this quiz, which AMC shared first with Mashable. The choices and answers are at the bottom.

Image: AMC

BONUS: Peggy Olson's Guide to Leaning In