一个好的抽象是捕捉概念的本质方面，同时忽略无关的细节。
A good abstraction is one that captures the essential aspects of a concept while ignoring the irrelevant details.
I've been waiting more than 30 years to say this: "Dad, I always told you I'd come back and get my degree." I want to thank Harvard for this timely honor. I'll be changing my job next year…and it will be nice to finally have a college degree on my resume.
"The soul becomes dyed with the color of its thoughts."
I'm not a rapper, I'm a spelling legend.
The world is full of people whose notion of a satisfactory future is, in fact, a return to the idealised past.
I’ve learned that you have to be fearless in going after what you want.
Better to choose the freedom of poverty than the slavery of wealth.
我们就是自己的恶魔，而且你我让这个世界成了自己的地狱。