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Not to mention that altruistic behavior towards members of the in-group is often paired with extreme violence towards outsiders. Humans are literally Jekyll an

Not to mention that altruistic behavior towards members of the in-group is often paired with extreme violence towards outsiders. Humans are literally Jekyll and Hyde.

aswanson 10y ago
https://m.youtube.com/#/watch?v=qubR_3RZ7wA https://m.youtube.com/#/watch?v=qubR_3RZ7wA
int_19h 10y ago
https://en.wikipedia.org/wiki/Third-party_punishment#Parochial_Altruism https://en.wikipedia.org/wiki/Third-party_punishment#Parochi...