逻辑学研究不仅仅是关于形式系统，而是理解理性思维的基本结构。
在海洋深处，我们不仅发现了新物种，还发现了关于生命本身的新问题。
To write is to embark on a journey of self-discovery, where each word is a step closer to understanding the essence of our existence.
谜题不存在。
Fearless is not the absence of fear. It’s not being completely unafraid. To me, fearless is having fears. Fearless is having doubts. Lots of them. To me, fearless is living in spite of those things that scare you to death.