Writing is the only way I have to explain my own life to myself.

The best way to learn mathematics is to do mathematics.

地球并非刚体，其对力的响应必须被视为弹性体。

最适合文明的气候是刺激但不令人疲惫的气候。

"Sometimes I think that the only thing that connects us to the past is the present. Without the present, the past would be lost forever."

I don't really care what people say about me. I know who I am.

生存的规则永远不会改变，无论你是在沙漠中还是在市中心的街道上：你需要水分，你需要食物，你需要庇护所。