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純數學在某種程度上是邏輯思想的詩歌。

心若是牢籠，處處為牢籠，自由不在外面，而在于內心。

我不想在退役后成為一個商人，我想成為一個商業帝國。

In economics, as in life, the answers are often more nuanced than they first appear.

Change will lead to inspiration far more often than inspiration will lead to change.

Any idiot can face a crisis, it’s the day-to-day living that wears you out.