热爱传统从不会使一个国家变弱，甚至在生死存亡的关键时刻，他会使国家更强大。

To do mathematics is to engage in an act of discovery and conjecture, intuition and inspiration.

企业的成功不是靠竞争，而是靠合作。

Fairy tales are more than true: not because they tell us that dragons exist, but because they tell us that dragons can be beaten.