语出汉·桓宽《盐铁论·毁学》。坏话不说，坏事不干，可谓洁身自好。

The true measure of leadership is how you empower others to achieve what they thought was impossible.

The beauty of physics lies in its ability to explain the complex with simple principles.

Never stop learning, because the world never stops changing.

没有矛盾的人生不值得书写。