Collaboration, not competition, will solve the world’s biggest environmental challenges.

翻译：阳刚与阴柔相互推移，变化就在其中了。

No man, for any considerable period, can wear one face to himself and another to the multitude, without finally getting bewildered as to which may be the true.

经济研究应旨在为现实世界的决策提供信息。