Because you like Beverly Crusher in Star Trek: The Next Generation
Donkey is proof that if you're annoying enough you can change the world; he's the reason that his friend Shrek does, well, anything. See them in Shrek.
Santana Lopez is a cutthroat cheerleader who's not afraid to speak, or sing, her mind. See them in Glee.
Indiana Jones is a swashbuckling archeologist who hates snakes, Nazis, and priceless artifacts falling into the wrong hands. See them in Raiders of the Lost Ark.
Southern belle Scarlett O'Hara is a heart-melter who has no problem looking after herself. See them in Gone with the Wind.
World domination and Superman's demise are next on Lex Luthor's to-do list. See them in DC Extended Universe.
An assassin with supernatural gifts, Corvo Attano is the last guy you should frame for murder. See them in Dishonored.
Cosmo Kramer is an eccentric schemer whom you might know better as the "Assman." See them in Seinfeld.
Although Morrigan knows every kind of magic there is, friendship is an untested area for her. See them in Dragon Age Series.
It's hard enough fighting a war. But it's worse for Commander Shepard, knowing no matter how hard you try, you can't save them all. See them in Mass Effect.
Anna Karenina doesn't want to be a respectable woman any more. She thinks respect was invented to cover the empty place where love should be. See them in Anna Karenina.
Though raised to think of himself as a monster, Quasimodo has a heart that holds nothing but compassion. See them in The Hunchback of Notre Dame.