Because you like Edmond Dantes in The Count of Monte Cristo
It is a truth universally acknowledged that Elizabeth Bennet doesn't suffer fools or prideful men. See them in Pride & Prejudice.
Hiro is a free-spirit and remarkable genius who loves bot fighting and problem-solving. See them in Big Hero 6.
Hawkeye is most comfortable perched above the action, keeping an eye on everything and using a well-timed arrow to save the day. See them in Marvel Cinematic Universe.
Told her son will one day save the world, Sarah Connor dedicates her life to training him to do just that. See them in The Terminator.
V is a violent anarchist with literally nothing left to lose. But, he might have a point. See them in V for Vendetta.
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.
She's a survivor of gunshots, of being buried alive, nand of paralysis. And now Beatrix Kiddo is going to make her abusers pay. See them in Kill Bill vol. 1.
John Locke is an eerily calm, confident believer in the magic of the island that gave him his legs back. See them in Lost.
He may forget his homework, lose his toad, and fall off brooms, but Neville Longbottom can also single-handedly destroy villains. See them in Harry Potter Series.
Philip J. Fry accidentally cryogenically froze himself for a millennium. See them in Futurama.
Andy Dwyer might not be completely literate, but he makes up for it in spirit. See them in Parks and Recreation.