Because you like Elinor Dashwood in Sense and Sensibility

Jenko was top dog in high school. Now he's bottom of the pack in the police academy. See them in 21 Jump Street.

The son of Death has an obsession with perfection and symmetry. See them in Soul Eater.

Edward Elric has a quick mind along with a quick temper. See them in Fullmetal Alchemist.

Ciel Phantomhive is a haughty teenage nobleman who doesn't suffer fools gladly. See them in Black Butler.

Armin Arlert was wrong. This world hasn't become hell; it's been hell. He just couldn't see it before. See them in Attack on Titan.

Bart Simpson is an aspiring juvenile delinquent who doesn't want you to have a cow, man! See them in The Simpsons.