Ignorance is not innocence but sin.

The most common form of despair is not being who you are.

One of my most productive days was throwing away 1000 lines of code.

心理学的任务是发现心理结构的规律。

The void is as important as the mass in architecture.

管理复杂性的关键在于关注组件之间的接口，而不是它们的实现。

水从山上流到滩头不是有意的，白云从洞中穿过也是无心的。

书是一个小小的奇迹。

Innovation in science often comes from looking at old problems in new ways.