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

The line between good and evil is often blurred, and it is up to us to navigate it.

没有目的的创新只是噪音。

父子之间要亲爱，君臣之间要有礼义，夫妇之间要挚爱但还要有内外之别，老少之间有尊卑之序，朋友之间要有诚信之德。