What is best for an ethnic group over time, especially in relation to other groups over time, and ALL groups (mankind) over a long time, is not necessarily what is best for all individuals in the ethnicity IN time. In other words, defectors (migrators), impose costs on everyone.
Source date (UTC): 2023-01-20 21:41:42 UTC
Original post: https://twitter.com/i/web/status/1616551567947333633