Because you like George Costanza in Seinfeld
Carol Aird is driven to fight to make her life better, regardless the consequences. See them in Carol.
A benevolent madman with a blue box, The Doctor is traveling through time and space to heal the wounds of the universe. See them in Doctor Who.
She's mostly doom and gloom, but you'd get nowhere without Sadness. See them in Inside Out.
Dominic Toretto lives his life "a quarter mile at a time", and he burns through those miles faster than anyone. See them in The Fast and the Furious.
If there's power in being average, Mikado Ryugamine will find it and use it. See them in Durarara!!.
Tidus is upbeat, carefree, and desperate not to become his father. See them in Final Fantasy Series.
His elfin self-confidence can border on pretension, but Legolas Greenleaf is a fearsome fighter and a loyal friend. See them in The Lord of the Rings.
Aragorn is the one true king, a title he is too humble to accept. See them in The Lord of the Rings.
A talented OBGYN, Addison Montgomery is trying to figure out the whole love and marriage thing. See them in Grey's Anatomy.
Louis de Pointe du Lac is wanting to find a way of living that doesn't make him miserable. See them in Interview with the Vampire: The Vampire Chronicles.
It turns out the girl of your dreams just might have dreams of her own. See them in (500) Days of Summer.