有时候我们对一些事情感到难过，但我们不愿意告诉别人我们为此感到难过。
"Sometimes we get sad about things and we don’t like to tell other people that we are sad about them."
The best way to understand labor markets is to look at real-world data, not just theoretical models.
理解劳动力市场的最佳方式是观察现实数据，而不仅仅是理论模型。
Diplomacy requires strategic and long-term thinking to achieve a country's long-term interests and security.
释义：古往今来的多少事，都付之于人们的谈笑中。
Knowing is not enough, we must apply. Willing is not enough, we must do.
