"To be a writer, one must have a certain arrogance, a belief that what one has to say is important enough for others to hear."

做数学就是与宇宙对话，寻找我们甚至可能还不知道如何提出的问题的答案。

It's my life, it's now or never.

"We carry our homes within us, which enables us to fly."

The most damaging phrase in the language is: 'It's always been done this way.'

The ultimate ground of faith and knowledge is confidence in God.

The study of economic history is not just about the past; it’s about understanding the roots of present inequalities.

战争是可怕的，但不是最可怕的事情；道德和爱国情感的衰败和堕落，认为没有什么值得战争，更糟糕。