The best way to refactor a program is to refactor it.

We don't believe in universal solutions. Every problem requires its own answer.

Government, even in its best state, is but a necessary evil; in its worst state, an intolerable one.

在变革时期，学习者将继承地球，而知识渊博的人会发现自己装备精良却面对一个不复存在的世界。

Innovation is not just about creating new things, but also about improving what already exists.

检验假设有效性的唯一相关标准是其预测与经验的比较。