Fortunato in "The Cask of Amontillado"

Fortunato is certainly an interesting character in "The Cask of Amontillado".  He can be described as the victim of misfortune, a fool, or as a justifiably destroyed enemy.  Most pity his fate, but in the end the analysis is always subjective.  The linked article describes his character and refers to the ongoing body of academic analysis produced in the last thirty years or so.