The language of mathematics is universal, transcending cultural and linguistic barriers.

"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."

可持续性不仅仅是一个流行词；它是我们行业的未来。

世界是一本书，不旅行的人只读了一页。