I have to be alone very often. I'd be quite happy if I spent from Saturday night until Monday morning alone in my apartment. That's how I refuel.

The Internet is the most important single development in the history of human communication since the invention of the printing press.

要想有自信的态度，请学习不曾学过的知识。

有真才能的人不依恃才能，有真学问的人不夸耀学问。

孔子说季氏：“他用天子的舞蹈阵容在自己的庭院中舞蹈，这样的事可以容忍，什么事不能容忍？”

恐惧不能阻止死亡，它阻止生活。

Stay hungry, stay foolish.

Boundaries define us. They define what is me and what is not me. A boundary shows me where I end and someone else begins, leading me to a sense of ownership.

A book should feel like a friend to a child—comforting, exciting, and full of surprises.