According to Robert Murphy (son of Edward A. Murphy, Jr.) his father's statement was along these lines; reported in People (31 January 1983), p. 82; alternately reported as "If there is a wrong way to do something, then someone will do it", in "Murphy Lives!" by Robert L. Forward, Science 83 (January-February 1983), p. 78; also commonly reported as, "If anything can go wrong, it will", in The Concise Oxford Dictionary of Proverbs (1982) edited by J. A. Simpson, p. 4.https://en.wikiquote.org/wiki/Murphy's_law