The best way to learn econometrics is by doing—working with real data and real problems.
The world is not a problem to be solved; it is a living being to which we belong.
量子力学不仅是一种理论，而且是一种新的思维方式。
A good mathematician is one who can see analogies between theorems; a great mathematician is one who can see analogies between analogies.
遇宠辱而不惊则肝自宁，或动或静只要慎重则心自静，饮食有所节制则脾自安，调节呼吸少言语则肺自保全，淡泊少欲则肾气自足。
Let us dream of tomorrow where we can truly love from the soul, and know love as the ultimate truth at the heart of all creation.