Because you like Andrew Martin in Bicentennial Man

A wildly brilliant detective, Sherlock Holmes can figure out everything except how to interact with other human beings. See them in Sherlock.

Albus Dumbledore oversees the most unsafe school in recorded history, with Dementors and giant arachnids run amok. See them in Harry Potter Series.

Steve Rogers is a good soldier. But above all, he's a good man. See them in Marvel Cinematic Universe.

Thor is Asgardian nobility who is tickled by how us earthlings live. See them in Marvel Cinematic Universe.

Aang is already a master airbender and once he learns to manipulate water, earth, and fire, he'll be truly unbeatable. See them in Avatar: The Last Airbender.

SpongeBob SquarePants lives in a pineapple under the sea. Absorbent and yellow and porous is he. See them in SpongeBob SquarePants.

Dory is more than a little forgetful, but she'll always remember to have your back. See them in Finding Nemo.

His name is Olaf, he's a snowman, and he likes warm hugs. See them in Frozen.

Hiccup Haddock III may be the only Viking nerd in recorded history. See them in How to Train Your Dragon.

She's mostly doom and gloom, but you'd get nowhere without Sadness. See them in Inside Out.

Jack Frost would rather crack a joke or throw a snowball than take anything seriously. See them in Rise of the Guardians.

Puss In Boots is a suave, honorable ladies man/cat who's not above playing cute to get you to let down your guard. See them in Shrek 2.