Because you like Joe Fox in You've Got Mail

What Ron Weasley lacks in motivation and book smarts, he makes up for in loyalty and street smarts. See them in Harry Potter Series.

When the Sorting Hat touched Draco Malfoy's head, it placed him in Slytherin, a house that has turned out more dark wizards than any other. See them in Harry Potter Series.

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