数学的研究是所有智力和精神进步不可或缺的基础。
挑战在于让不可见变得可见。
写作是与沉默达成协议。
背叛的那一刻是最糟糕的，当你毫无疑问地知道你被背叛的那一刻：另一个人对你怀有那么多的恶意。
数学是一门活生生的学科，随着新的思想和发现不断演变。
The only thing I know is that I don't know anything.
The heart of a mother is a deep abyss at the bottom of which you will always find forgiveness.
The true value of a forest cannot be measured in board feet, but in the breath of the planet.