"Testing shows the presence, not the absence of bugs"
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Original Language: English
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Dijkstra (1969) J.N. Buxton and B. Randell, eds, Software Engineering Techniques, April 1970. Report on a conference sponsored by the NATO Science Committee, Rome, Italy, 27–31 October 1969. p. 16. Possibly the earliest documented use of the famous quote.
https://en.wikiquote.org/wiki/Edsger_W._Dijkstra
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Edsger W. Dijkstra
Edsger Wybe Dijkstra (11 May 1930 – 6 August 2002) was a Dutch computer scientist, mathematician, programmer, software engineer, and science essayist.
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