The greatest happiness is to know the source of unhappiness.

夜晚是真相的时刻，当面具落下，灵魂赤裸裸地展现。

The market is an example of a spontaneous order: a system which is the product of human action but not of human design.

数学的美在于它让我们以一种既精确又深刻的方式看待世界，揭示支配万物的潜在秩序。

我不担心人们说什么。我知道我能做什么。