translation.en: Now, inequality, economic inequality, is something we should all be concerned about, and not just because of those at the bottom of the social hierarchy, but because individuals and groups with lots of economic inequality do worse, not just the people at the bottom, everyone.
translation.zh: 不平等，经济上的不平等 是我们每个人都要关心的问题 不仅是因为社会底层的人 不仅是因为社会底层的人 而是因为经济不平等 会让个人和集体都变得糟糕 不仅仅是底层的人，是每一个人