Ray Dalio: 将人加入群体的共生优势逐渐增长（2 + 1 = 4.25）直到一个点;除此之外，增加人员实际上会降低效率。 (3/5)

原推：The symbiotic advantages of adding people to a group grow incrementally (2+1=4.25) up to a point; beyond that, adding people actually subtracts from effectiveness. (3/5)
https://twitter.com/RayDalio/status/1600865209002119169