Change is hardest in the beginning, messiest in the middle, and best at the end.

预测未来的最好方法是通过创新来创造未来。

世界是平的，但竞技场并不公平。

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

"Words are the only weapons I trust in a world full of deception."