1) Adage of defensive design 2) Homemade Irish side dish 3) Irish side dish 
Murphy`s law is an adage or epigram that is typically stated as: Anything that can go wrong will go wrong. == History == The perceived perversity of the universe has long been a subject of comment, and precursors to the modern version of Murphy`s law are not hard to find. Recent significant research in this area has been conducted by members of .....
If anything can go wrong, it will. Not a good perspective to live by, but worth considering when designing agent groups, routing configurations and disaster recovery plans.
If something can go wrong it will.
Humorous saying: Anything that can possibly go wrong will go wrong
[n] - humorous axiom stating that anything that can go wrong will go wrong
Sod`s Law noun humorous axiom stating that anything that can go wrong will go wrong
the facetious proposition that if something can go wrong, it will. Also called