计算机科学中的真正挑战不是编写程序，而是理解计算的本质。

The problem isn't that Johnny can't read. The problem isn't even that Johnny can't think. The problem is that Johnny doesn't know what thinking is; he confuses it with feeling.

音乐是我的治疗方式。

In the old world， you devoted 30% of your time to building a great service and 70% of your time to shouting about it. In the new world， that inverts.