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True leadership is about making tough decisions today that will create a better tomorrow.

The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.

A picture must be a thing in itself, not a representation of something else.

The interplay between syntax and semantics is central to the study of formal languages.

管理就是預測和計劃、組織、指揮、協調和控制。

上帝喜愛人間的燈光甚於他自己的大星。