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數學是給不同事物以相同名稱的藝術。

The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

每個國家都是它講述給自己的故事。

The goal of economics is to understand how to allocate scarce resources in the most efficient way possible.

成功不僅僅是賺錢，而是有所作為。

The mind is a system of interrelated processes.

Pain can be a form of knowledge.

最重要的勝利是在最艱難的失敗之后取得的。

Learning is a superpower.

世界是一個問號。