Respectfully Quoted: A Dictionary of Quotations. 1989.
Edward A. Murphy, Jr. (1918 )
If there is a wrong way to do something, then someone will do it.
EDWARD A. MURPHY, JR., Murphys Law.Robert L. Forward, Murphy Lives! Science 83, January-February 1983, p. 78. Commonly quoted as, If anything can go wrong, it will.The Concise Oxford Dictionary of Proverbs, ed. J. A. Simpson, p. 4 (1982), provides interesting historical notes on its origin and use.
A longer version appeared in a story about Murphy and his law in People, January 31, 1983, p. 82: If theres more than one way to do a job and one of those ways will end in disaster, then somebody will do it that way.