Efficiency in resource use isn’t just good for the planet—it’s good for business.

历史不仅仅是关于过去；它是关于我们如何理解现在并塑造未来。

Perhaps as important is the relation between the existence of solutions to a competitive equilibrium and the problems of normative or welfare economics.

I draw from the crowd a lot.

To write is to give shape to the unseen.

你不能害怕失败，这是你成功的唯一途径。

Every fall is for a better stand up.

世界需要务实的解决方案，而不仅仅是理想主义的愿景。