每一本书都是通往另一个世界的门。
Every book is a door to another world.
A good mathematician is someone who can see analogies between theorems; a great mathematician is someone who can see analogies between analogies.
The effects of policy changes are often more nuanced than simple economic models suggest.
The art of the novel is to create a world that is more real than reality itself.
我们不仅仅是信息的被动接受者；我们积极地构建我们对世界的理解。