Because you like Jack Aubrey in Master and Commander
Ezio Auditore Da Firenze is a little short-tempered, a lot fun-loving. See them in Assassin's Creed Series.
Adults call him troubled and kids call him crazy, but Donnie Darko is too busy following the instructions of a giant bunny rabbit to care. See them in Donnie Darko.
James T. Kirk is more than ready to face the final frontier. See them in Star Trek.
Daria Morgendorffer is so defensive that she actively works to make people dislike her so that she don't feel bad when they do. See them in Daria.
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.
While Fantine's gentleness has led others to take advantage of her, it ultimately forces her to become stronger. See them in Les Miserables.
Fox Mulder is a devoted believer in aliens, monsters, and that the truth is out there. See them in The X-Files.
V is a violent anarchist with literally nothing left to lose. But, he might have a point. See them in V for Vendetta.
Shaun is used to being lazy. And now, you're asking him to fight for his life? See them in Shaun of the Dead.
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.
While Jay Gatsby doesn't necessarily like to attend his parties, he knows how to throw a world-class bash. See them in The Great Gatsby.
Buttercup is a farm girl turned princess who'd do anything to have her old life back. See them in The Princess Bride.