Similar burial ceremonies developed in different places independently throughout human history, which is a good hint that it was not just a random fluke that we kept doing by chance, but that there must be something 'natural' to this behavior.
Madness string 96024
The trouble with fighting for human freedom is that one spends most of one's time defending scoundrels. For it is against scoundrels that oppressive laws are first aimed, and oppression must be stopped at the beginning if it is to be stopped at all.