非经典逻辑的研究不仅是一种学术练习，更是理解复杂系统的必要条件。

"The past is never dead. It's not even past."

The historian is a prophet looking backwards.

Success is not final, failure is not fatal: It is the courage to continue that counts.

精神工作导致的疲劳不是因为工作的数量，而是因为工作的质量。