Earlier quoted context omitted.
This only serves to form unnecessary barriers. If tomorrow, everyone spoke the same language (ignore which one it was), society would be better off. History and historical culture, on their own, are a bad reason to do something (ie learning from history makes sense. Doing something for no other reason than the length of time its been does not) The rest is just about which language and who chooses. The only thing this…
> If tomorrow, everyone spoke the same language (ignore which one it was), society would be better off. It wouldn't last. Within years it would devolve into various creoles and with centuries; almost entirely different languages. Language is not merely functional but cultural and has purpose outside of meaning (e.g. identity).
Language-as-identity as a way of separating people has no meaningful use case that is positive for society.