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Lisp is worth learning for the profound enlightenment experience you will have when you finally get it; that experience will make you a better programmer for the rest of your days, even if you never actually use Lisp itself a lot.

寫作的藝術是發現你相信什么的藝術。

The best leaders are those who can see around corners.

心理現象是為生活服務的工具。

The true measure of success is how many times you can bounce back from failure.

The goal of mathematics is to understand the structures that underlie the phenomena we observe.