Because you like Foxxy Cleopatra in Austin Powers in Goldmember

L is enigmatic, child-like, and one of the smartest people in the world. See them in Death Note.

A daring conman, Flynn Rider is so charismatic that you might not mind when he steals from you. See them in Tangled.

With great power comes great responsibility, but Peter Parker always seems to get the short end of that bargain. See them in Marvel Cinematic Universe.

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

Both intelligent and empathetic, Remus Lupin is worn down by the weight of a secret. See them in Harry Potter Series.