Because you like Penelope Garcia in Criminal Minds
Even the smallest person can change the course of the world, if he's brave enough. See them in The Lord of the Rings.
Although Penny's friends have genius-level IQs, they regularly come to her for advice and insight. See them in The Big Bang Theory.
Effortlessly sexy, calm, and collected, Eric Northman is equally at home ripping off heads and flirting with waitresses. See them in True Blood.
The only thing standing between Rocky Balboa and glory is the person facing him in the boxing ring. See them in Rocky Series.
They say they saved Adam Jensen by turning him into a cyborg, but he's not sure saved is the right word. See them in Deus Ex Series.
Hiccup Haddock III may be the only Viking nerd in recorded history. See them in How to Train Your Dragon.
Misato Katsuragi is never without a beer in her hand or her pet penguin by her side. See them in Neon Genesis Evangelion.
Terence Fletcher is a brutal and unflinchingly strict music teacher hell-bent on whipping his students into shape. See them in Whiplash.
Just call Jeff Lebowski The Dude. Or His Dudeness, Duder, or El Duderino if you're not into that whole brevity thing. See them in The Big Lebowski.
Roger Kint is a nervous, weak, ham-handed criminal. We think. See them in The Usual Suspects.
Marv is a brutish but principled thug who'd be right at home on an ancient battlefield. See them in Sin City.