Montaigne's gory description of cannibalism is a metaphor for what behavior by several people

Montaigne's gory description of cannibalism is a metaphor for barbarity behavior by several people. Several people have their own barbarities which could be more savage than the cannibalism. Montaigne described Europe civilized people can do crueler methods than eating another human being. Desiring more than the people need is this method's example. This experience is written in Montaigne "Of Cannibalism".