The best way to learn econometrics is by doing—working with real data and real problems.

"The beauty of science is that it allows us to understand the world in a way that is both profound and practical."

完美不在于无可增添，而在于无可删减。

可持续性不是一种选择；它是农业未来的必要条件。

占据有利位置，更容易成功。