[quote=Zoe Beringer]
Most cannibals believe it is a high honor to consume the spirit of a worthy opponent who falls in battle, and the Donner party would have starved to death in an avalanche without it, so I think it has its moments.
[/quote]

That's the ancient Mayans you're thinking of, with their code of honor. Most people nowadays do it as a mental illness, as those who are not forced to it by mental instability avoid it due to cultural attittude.