Persistence is key in mathematical research; many great results come from looking at the same problem from different angles over and over again.

过去已经写就，墨迹已干。

为了发现什么是真实的，值得活下去。

Life is full of uncertainties, and that is what makes it interesting.

技术应该为农业服务，而不是相反 - 我们绝不能忘记我们的根基。

我画得越多，就越不在乎别人的想法。