Because you like Lloyd Christmas in Dumb and Dumber
Emmet Brickowski is so upbeat it's not even human. Everything is AWESOME! See them in The Lego Movie.
It is a truth universally acknowledged that Elizabeth Bennet doesn't suffer fools or prideful men. See them in Pride & Prejudice.
When their organization was infiltrated by evil HYDRA, who was the one guy Captain America trusted? A former soldier with kickass wings named Sam Wilson. See them in Marvel Cinematic Universe.
John Bender's interests include marijuana, fighting, and breaking the rules. See them in The Breakfast Club.
Charles Xavier is a telepath who believes mutants and humans are both good at heart and can live in harmony. See them in X-Men Series.
Although Penny's friends have genius-level IQs, they regularly come to her for advice and insight. See them in The Big Bang Theory.
Cynicism is his armor and words are his weapons, but what Tyrion Lannister would really like is some nice wine. See them in Game of Thrones.
Charlie Kelmeckis is a wallflower who's starting to blossom into something more. See them in The Perks of Being a Wallflower.
Bedside manner is for chumps, not the brilliant Dr. Gregory House. See them in House M.D..
Even the smallest person can change the course of the world, if he's brave enough. See them in The Lord of the Rings.
Genetically and cybernetically enhanced, Gamora was trained from birth to be one of the deadliest women in the galaxy. See them in Marvel Cinematic Universe.