方法论：

如果你从未错过航班，你在机场浪费了太多时间。如果你从未丢过东西，你在整理上浪费了太多时间。如果你从未做错事，你做的事不够大。
——「想要提高效率，就得不公平」

启示：

1. MECE is for customers. It looks pretty but it's useless.

Only ask ONE question.

What are the top 3 factors?

Or even, what is the Top 1 factor?

2. Everything comes with an IMPORTANCE, no PRIORITY.

结论：

容忍甚至偏好 Incompleteness，找到最重要的因素，关注最重要的因素，直至其得到解决。

方法论：

I just want to know where I will die so I can just not go there.
——「穷查理宝典」

启示：