"The hawk was everything I wanted to be: solitary, self-possessed, free from grief, and numb to the hurts of human life."

时间是你最宝贵的资产，不要浪费在无关紧要的事情上。

The world is a story, and we are all its characters.

偏差和方差之间的权衡是机器学习中的一个基本概念。