Because you like Celine Desmoulins in The Diving Bell and the Butterfly

She's mostly doom and gloom, but you'd get nowhere without Sadness. See them in Inside Out.

Nothing instills more fear in the Empire than the deep kshhh of Darth Vader breathing through his helmet. See them in Star Wars Series.

Harry Potter is the boy who lived! See them in Harry Potter Series.

A daring conman, Flynn Rider is so charismatic that you might not mind when he steals from you. See them in Tangled.

Severus Snape is a misanthropic potions teacher with a vindictive streak. See them in Harry Potter Series.

Belle has ready every storybook in town, and she's slowly realizing that life is no fairytale. See them in Beauty and the Beast.

A dreamy space cadet, Luna Lovegood has never met a conspiracy theory she didn't believe in. See them in Harry Potter Series.