一个设计良好的系统应该易于使用、易于理解和易于修改。
A well-designed system should be easy to use, easy to understand, and easy to modify.
解析：知行工夫本不可离。
生活就是当你忙于制定其他计划时发生的事情。
We are lonesome animals. We spend all our life trying to be less lonesome. One of our ancient methods is to tell a story begging the listener to say — and to feel — 'Yes, that's the way it is, or at least that's the way I feel it.'
学习一种新编程语言的唯一方法是用它编写程序。