The most important single aspect of software development is to be clear about what you are trying to build.

The magi brought valuable gifts, but that was not among them. This dark assertion will be illuminated later on.

改变生活的方法：立即开始。充满激情地去做。没有例外。

隐私不是奢侈品；在连接设备的时代，它是必需品。