Mathematics is not just a collection of abstract theories, but a language that describes the universe.

你以为这些永远不会发生在你身上，不可能发生在你身上，你是世界上唯一一个这些事都不会发生的人，然后，一件接一件，它们开始发生在你身上，就像发生在其他所有人身上一样。

Understanding the real lives of the poor is the first step toward designing effective policies to help them.

"Deep learning is a form of machine learning that enables computers to learn from experience and understand the world in terms of a hierarchy of concepts."

The idea of transforming a piece of architecture into a piece of art is a misunderstanding.