Lots of credit card debt, huge environmental footprints, and perhaps not coincidentally, our happiness levels flat-lined over the same 50 years.
많은 카드빚, 거대한 환경 발자국 (탄소 발자국), 그리고 아마 필연적으로 50년동안 지속되는 일정한 행복지수겠죠.