The only limit to our realization of tomorrow will be our doubts of today.

"The world breaks everyone, and afterward, some are strong at the broken places."

The past is always present, and the present is always past.

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。

Success is a journey, not a destination.

预测未来最可靠的方法就是理解现在。