To teach how to live without certainty and yet without being paralyzed by hesitation is perhaps the chief thing that philosophy， in our age， can do for those who study it.

Collaboration is key—no single entity can solve the world's challenges alone.

世界的美有两面，一面是欢笑，一面是痛苦，将心割裂。

不确定性原理不是我们知识的限制，而是自然界的基本属性。

I will hazard a prediction. When you are 80 years old， and in a quiet moment of reflection narrating for only yourself the most personal version of your life story， the telling that will be most compact and meaningful will be the series of choices you have made. In the end， we are our choices. Build yourself a great story.

What seems to us as bitter trials are often blessings in disguise.