Because you like Margot Tenenbaum in The Royal Tenenbaums
Insightful about everyone else's neuroses, Rose Lalonde is not as aware of her own. See them in Homestuck.
Winn Schott is just your friendly neighborhood superhero support system. See them in Supergirl.
Donatello might come off as a tad nerdy, but don't let his geekiness fool you. He's a trained ninja and a skilled fighter. See them in Teenage Mutant Ninja Turtles.
It's easy for Brian O'Conner to fake his way into the world of extreme racing because he's been popping cars since his teenage years. See them in The Fast and the Furious.
Sheldon Cooper is brilliant in every way except, well, interacting with any human being. See them in The Big Bang Theory.
A genetic experiment engineered to be the perfect assassin, Agent 47 is cold, professional, and lethal. See them in Hitman.
Cassie Sullivan is resilient and resourceful, but she's not quite as brave as she pretends to be. See them in The 5th Wave.
Shana is a red-haired warrior with a black-and-white worldview. See them in Shakugan no Shana.
A meticulous forensic scientist, Edward Nygma is insanely good at his job. Emphasis on the "insane" part. See them in Gotham.