我們不是通過經(jīng)驗學(xué)習(xí)，而是通過對經(jīng)驗的反思學(xué)習(xí)。
We do not learn from experience... we learn from reflecting on experience.
在數(shù)學(xué)中，最簡單的問題往往能引出最深刻的見解。
我不是傳奇，我只是一個成為傳奇的人。
The writer's only responsibility is to his art. He will be completely ruthless if he is a good one... If a writer has to rob his mother, he will not hesitate; the "Ode on a Grecian Urn" is worth any number of old ladies.
Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost.