Because you like Buttercup in The Princess Bride

In the simplest terms, in the most convenient definitions, people consider Brian a nerd. But he's more than that. See them in The Breakfast Club.

Dolores Umbridge keeps her villainy hidden (albeit poorly) behind a sheen of sugary pink politeness. See them in Harry Potter Series.

Aang is already a master airbender and once he learns to manipulate water, earth, and fire, he'll be truly unbeatable. See them in Avatar: The Last Airbender.

Jorah Mormont is loyal to his queen. And he's quite in love with her as well. See them in Game of Thrones.

Leslie Burke is bold, courageous, and imaginative enough to create a world from scratch. See them in Bridge to Terabithia.

Shaun is used to being lazy. And now, you're asking him to fight for his life? See them in Shaun of the Dead.

Roger Kint is a nervous, weak, ham-handed criminal. We think. See them in The Usual Suspects.

Ramona Flowers is a delivery girl who's been through her fair share of bad breakups. Super-bad breakups! See them in Scott Pilgrim vs. the World.

Violet Parr is an angsty teen would love to become even more invisible than her superpowers allow. See them in The Incredibles.

Daphne Blake's unfailing enthusiasm keeps the team's morale up even as they're battling evil spirits and other ghouls. See them in Scooby-Doo.

Derek Morgan is thoughtful and kind, but he won't say no to knocking the occasional door down when he gets the chance. See them in Criminal Minds.