"The right to be let alone," Warreni & Brandeis

"Programmers waste enormous amounts of time thinking about, or worrying about, the speed of noncritical parts of their programs, and these attempts at efficiency actually have a strong negative impact when debugging and maintenance are considered. We should forget about small efficiencies, say about 97% of the time: premature optimization is the root of all evil. Yet we should not pass up our opportunities in that critical 3%." Donald Knuth

"Random numbers should not be generated with a method chosen at random." Donald Knuth

"Truth is the daughter of time, not of authority." Francis Bacon

"吾生也有涯,而知也无涯 。以有涯随无涯,殆已!已而为知者,殆而已矣!" 庄子

"The ladder of knowledge reaches beyond the ladder of life."Zhuangzi



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