生活不是一个人所经历的，而是一个人所记住的以及如何记住并讲述它。
"Life is not what one lived, but what one remembers and how one remembers it to tell it."
The environment is not a mosaic of stimuli, but a field of forces in which every part is dynamically related to every other part.
唯一真正的监狱是我们为自己建造的监狱。
数学家的工作大多是孤独的追求，但也具有深刻的合作性。
过去的知识与我们同在，激励我们取得新的成就。