Because you like Kathleen Kelly in You've Got Mail
Jane Foster is an astrophysicist who suspects the colors in the sky may be a portal to another world. See them in Marvel Cinematic Universe.
V is a violent anarchist with literally nothing left to lose. But, he might have a point. See them in V for Vendetta.
After Otto Octavius' accident, he becomes fixated on finishing the reactor at any cost. See them in Marvel Cinematic Universe.
Dory is more than a little forgetful, but she'll always remember to have your back. See them in Finding Nemo.
Spencer Reid's super-smarts helps catch killers, and his social awkwardness endears co-workers. See them in Criminal Minds.
Belle has ready every storybook in town, and she's slowly realizing that life is no fairytale. See them in Beauty and the Beast.
Clementine Kruczynski thinks that too many guys think she's a concept, or she completes them, or she's gonna make them alive. See them in Eternal Sunshine of the Spotless Mind.
For Dana Scully, sometimes looking for extreme possibilities makes you blind to the probable explanation right in front of you. See them in The X-Files.
A sweet princess , Giselle is about to realize that life is no fairy tale. See them in Enchanted.
Eponine is a scrappy street urchin with a bad case of unrequited love. See them in Les Miserables.
Winnie the Pooh is a chubby little cubby all stuffed with fluff. See them in Winnie the Pooh.
Mario is a plumber who wears a ridiculous outfit, eats weird looking mushrooms, and fits himself inside your pipes so he can save a princess. See them in Super Mario Bros..