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我們的生命有限，而知識卻是無限。以有限的生命去追求無限的知識，就會精疲力盡；既然如此還去追求知識，那就只剩疲困了。做好事不貪圖名利，不做不好的事觸犯法律，把順著自然規律作為常法，就可以保護自身，保全天性，養護精神，安享天年。

The test of a first-rate intelligence is the ability to hold two opposed ideas in the mind at the same time, and still retain the ability to function.

最可怕的怪物是潛伏在我們靈魂深處的那些。

Some people have an ability to negotiate. It's an art you're basically born with. You either have it or you don't.

安全必須始終是我們每天每項操作的首要任務。

Systems have sub-systems and sub-systems have sub- systems and so on ad infinitum - which is why we're always starting over.