With a library you are free, not confined by temporary political climates. It is the most democratic of institutions because no one - but no one at all - can tell you what to read and when and how.

数学是上帝用来书写宇宙的语言。

沉默不可避免地仍然是一种言语形式。

世界上最成功的社会是那些结合了国家和市场优势的社会。