世界上有很多好人。如果你找不到一个，那就成为一个。
Success is not about luck; it's about hard work and determination.
The truth is that we are all alone in the world.
The only way to tell the truth is to speak with authority, and the only way to speak with authority is to claim the right to tell the truth.
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。
我不害怕变老。我认为变老是一种特权。
The real journey is the one that changes you.