以耗尽地球为代价的利润根本不是利润。

There is no such thing as a special category of science called applied science; there is science and its applications, which are related to one another as the fruit is related to the tree that has borne it.

我就像变色龙一样，适应周围的环境。

Economics is at its best when it helps us solve real-world problems in a rigorous and transparent way.

The duty of a true patriot is to protect his country from its government.

谁笑到最后，谁笑得最好。