永远不要停止学习，因为世界永远不会停止变化。

In the desert, I found a freedom that the city could never offer.

The most powerful tool in science is not technology, but imagination.

Challenges are what make life interesting. Overcoming them is what makes life meaningful.

最终，所有的故事都是关于爱与失去、希望与绝望、生与死。

数学是为数学家而写的。

一切都是相连的，一切。