我们所见的和所知的关系从未确定。

In science, the most important quality is intellectual honesty.

不论你怎么看待历史，历史都会在你身上留下痕迹。

If you believe that every life has equal value, it's revolting to learn that some lives are seen as worth saving and others are not. We said to ourselves: "This can't be true. But if it is true, it deserves to be the priority of our giving."

天地相互配合，才产生了万物；阴阳相互结合，世界才会变化；行为合乎礼仪，天下才能安定。