因果推断不仅仅是统计显著性；它关乎理解数字背后的机制。

信任是每一段牢固关系的基础，无论是商业还是生活。

I don't need approval to be myself.

You can't let praise or criticism get to you. It's a weakness to get caught up in either one.

O amor é a única coisa que cresce a medida que se gasta.

To read is to travel without moving; to write is to move without traveling.

灵魂被其思想的颜色所染色。

颜渊感叹地说：“老师的学问越仰望越觉得高耸，越钻研越觉得深厚；看着就在前面，忽然却在后面。老师步步引导，用知识丰富我，用礼法约束我，想不学都不成。