I don’t think that when people grow up, they will become more broad-minded and can accept everything. Conversely, I think it’s a selecting process, knowing what’s the most important and what’s the lest. And then be a simple man.

美是一种终极价值——我们因其本身而追求它，无需进一步的理由。

技术将重新定义我们如何开采和利用煤炭资源。

出自汉·桓宽《盐铁论·地广》。释义：要发财致富就不能太过仁慈，如果太过仁慈也就不能发财致富。

The most important thing in mathematics is to ask the right questions.