The true joy of mathematics lies in the act of discovery, not just the result.

The health of our oceans is directly linked to the health of our planet.

地球形状的问题本质上是势理论中的一个问题。

种一棵树最好的时间是20年前，其次是现在。

You can't manage what you don't measure.

最重要的事情是让最重要的事情保持最重要。

To me, fearless is not the absence of fear. It's not being completely unafraid. To me, fearless is having fears. Fearless is having doubts. Lots of them. To me, fearless is living in spite of those things that scare you to death.

I've learned that you can't control everything in life, and that's okay.

城市是一个活生生的有机体，不断演变并适应其居民的需求。