数学的本质不仅在于解决问题，还在于提出正确的问题。

沉默是如此精确。

写作是一种抵抗。

Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence.

The problem with quantitative easing is that it works in practice but it doesn't work in theory.

What is done in love is done well.