我相信儿童书籍应该是美丽的物品，值得珍藏和反复阅读。

Technology alone won't solve our problems—it's how we apply it with ethics and foresight that matters.

有志者，事竟成。

"The goal of mathematics is to understand the universe."

The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

君子给人的印象有三种变化：远看庄重威严，接触则温和可亲，听讲话则严肃不苟。

接人待物要平和而有节操，处理事情要明白而果断，识理要正直诚实而通达。