Innovation is not just about new ideas, but about making them work.
创新不仅仅是关于新想法，而是让它们发挥作用。
The goal of software engineering is to create systems that are reliable, efficient, and easy to understand and modify.
The past, like the future, is indefinite and exists only as a spectrum of possibilities.
入门统计学课本一开始讲的几个要点之一，就是相关性不是因果性。这也是最先被忘记的要点之一。