在数学中,提出问题的艺术必须比解决问题更有价值。
True scientific progress requires both creativity and discipline.
"Language is the house of being, and words are its bricks."
领导力在于激励人们去做他们从未想过自己能做的事情。
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.