挑战不仅在于收集数据，还在于以改善生活的方式理解数据。

我不是为了钱而比赛，我是因为对这项运动的热爱而比赛。

A mathematician is a person who can find analogies between theorems; a better mathematician is one who can see analogies between theories and the best mathematician can notice analogies between analogies.

煤炭一直是工业的支柱，通过创新，它可以继续发挥作用。