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朗费罗幽默的秘密源泉并不是欢乐而是悲伤。天堂里没有幽默。
The most important single aspect of software development is to be clear about what you are trying to build.
自守形式的研究是进入未知领域的旅程。
"The 21st century is oppressed by a crushing sense of finitude and exhaustion."