出自《海国图志》。圣人把天下当作一家，四海的人都是兄弟，所以对远方的人采取怀柔政策，以宾客的礼仪对待外国，这是王者的大度;普遍了解边塞民族的风俗，广泛博览全球风貌，这是智慧之人的远见卓识。

出处：《周易•系辞上》。

The periodic table is not just a chart; it’s a story of the universe.

I strongly believe that missionaries make better products. They care more. For a missionary， it's not just about the business. There has to be a business， and the business has to make sense， but that's not why you do it. You do it because you have something meaningful that motivates you.

"You gave me the best of me, so you’ll give you the best of you."

问题的数学表述通常比其解决方案更重要，后者可能仅仅是数学或实验技巧的问题。