对于劳动者来说,最大的幸福是有充足的物质享受。
The quality of a country's institutions is the single most important determinant of its long-term economic performance.
Our evolved psychology is the foundation of all culture, not the other way around.
善于灭火的人,不会迎着烟雾去扑;善于防备水灾的人,不会在水流湍急的地方去防护。