Murphy's Original Law:
If there are two or more ways to do something, and one of those ways can result in a catastrophe, then someone will do it.

Murphy's Law:
If anything can go wrong -- it will.

Murphy's First Corollary:
Left to themselves, things tend to go from bad to worse.

Murphy's Second Corollary:
It is impossible to make anything foolproof because fools are so ingenious.

Quantized Revision of Murphy's Law:
Everything goes wrong all at once.

Murphy's Constant:
Matter will be damaged in direct proportion to its value.

The Murphy Philosophy:
Smile... tomorrow will be worse.