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.

单子是不可分割的实体，是构成世界的基本元素。

The key to fighting poverty is to break it down into smaller, more manageable problems.

因为狼群的力量在于狼，狼的力量在于狼群。

"The best way to predict the future is to invent it."