一个人真正需要的财富就那么一点点，其余的都是用来炫耀的。

Writing is rewriting.

真正的智慧在于了解自己的无知。

We are all ready to be savage in some cause. The difference between a good man and a bad one is the choice of the cause.

"One of the most important challenges in machine learning is to develop algorithms that can learn from small amounts of data."