And in a way, this was the very foundation of society, because r bigger than g was what allowed holders of wealth and assets to live off their capital income and to do something else in life than just to care about their own survival.
某种程度上来说， 这是以往社会的基础， 因为r &gt; g 这样财富和资产的持有者可以 依靠资本收益生活 而且可以干点儿别的 不只是关注与如何生存。