Economic theory provides the tools, but real-world testing refines them.
如果你想要一幅未来的图景,想象一只靴子踩在人脸上——永远如此。
——〈在北京湖广会馆学界欢迎会的演说〉,1912年8月30日
The beauty of the Langlands program lies in its ability to reveal hidden connections.