Because you like Jane Chapman in Big Little Lies

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

In his transformation from hardened convict to moral paragon, Jean Valjean is the kind of man we should all aspire to be. See them in Les Miserables.

His elfin self-confidence can border on pretension, but Legolas Greenleaf is a fearsome fighter and a loyal friend. See them in The Lord of the Rings.

Orphan Bruce Wayne has a tortured soul, but he's trying his best to weed out corruption. See them in DC Extended Universe.

A loyal dinosaur, Yoshi loves both saving the day and chowing down on a good meal. See them in Super Mario Bros..

Both brave and foolhardy, Thomas trusts his instincts above all else. See them in The Maze Runner.

As an undercover cop, Schmidt is getting to relive high school as a cool kid. See them in 21 Jump Street.

Thor is Asgardian nobility who is tickled by how us earthlings live. See them in Marvel Cinematic Universe.

Clementine is a beacon of innocence in a dangerous, deadly world. See them in The Walking Dead (Video Game).

Accessing more than 10 percent of your brain can do strange things to anyone, and Lucy is Exhibit A. See them in Lucy.