统计学的目的是让不可见的事物变得可见。

教育是可持续林业赖以建立的基础。

We are taught to be ashamed of confusion, anger, fear, and sadness, and to me, they are of equal value to happiness, excitement, and inspiration.

The past is not dead. It is not even past.

我只是努力保持一致性，每天坚持训练。