The only way to learn mathematics is to do mathematics.

Have you given any thought to your future？

要想端正自身行为，先要端正自己的身心；要想处理好天下大事，先要处理好身边小事。

The world owes all its onward impulses to men ill at ease. The happy man inevitably confines himself within ancient limits.

金融的本质是服务实体经济。