A belief system which demands punishment disproportionate to crime, one in where there is no recourse nor rehabilitation, wherein those who escape punishment are forever happy as others are forever tormented does not seem to me a very fertile ground for morality.
"People need heroes. They don't need to know how he died clawing his eyes out, screaming for mercy. The real story would just hurt sales, and dampen the spirits of our customers." - Mythology for Profit