Famous quote, read many years ago: testing can prove the presence of errors, but not their absence. https://www.google.com/search?q=quote+testing+can+prove+th

Famous quote, read many years ago: testing can prove the presence of errors, but not their absence. https://www.google.com/search?q=quote+testing+can+prove+the+presence+of+errors+not+their+absence https://www.google.com/search?q=quote+testing+can+prove+the+... - said by Steve McConnell (author of Code Complete), Edsger Dijkstra, etc. ...