Murphy's law

Etymology
, a development engineer who worked for a brief time on the rocket-sled experiments of the United States Air Force in 1948.

Proper noun

 * 1) An adage which states that if anything can go wrong, then it will.

Translations

 * Basque: Murphyren legea
 * Chinese:
 * Mandarin: 摩菲定理, 墨菲定律
 * Czech: Murphyho zákon
 * Finnish:
 * French:
 * German:
 * Greek:
 * Hungarian: Murphy törvénye
 * Japanese: マーフィーの法則
 * Korean: 머피의 법칙
 * Norwegian: Loven om tingenes iboende faenskap.
 * Portuguese: Lei de Murphy
 * Russian:, зако́н Мёрфи
 * Spanish: ley de Murphy
 * Swedish:, lagen om alltings inneboende ondska, Murphys lag
 * Turkish: Murphy kanunları