I met the towering intellectuals in books, not in classroom, which is natural.My family was into all that stuff, getting ahead through discipline, knowledge, and self-control.

美貌、青春、财富、甚至爱情本身，都不能让深得上帝恩宠的人免于焦虑和痛苦，远离哀愁，也无法让他们避免失去自己最爱的东西。因为，一生中，有些雨必然得下，一些日子必然会黑暗、哀伤、凄凉。

The concept of a Turing machine is foundational to our understanding of computation.

"The only thing that is infinite is the universe and human stupidity."

In the end, we will remember not the words of our enemies, but the silence of our friends.