山间千年以上的树是有的，但世上百岁以上的人却不多见。

In the end, we'll all become stories.

The only person who is educated is the one who has learned how to learn and change.

数学中最深刻的发现往往来自最简单的观察。

WTO的未来取决于规则与权力之间的平衡。