The Probability Of An Event's Occurring Varies Directly With The Perversity Of The Inanimate Object Involved And Inversely With Product Of Its Desirability And The Effort Expended To Produce It.

HomeFortune CookiesMiscellaneous Collections

The probability of an event's occurring varies directly with the
perversity of the inanimate object involved and inversely with product
of its desirability and the effort expended to produce it.
-- Walter Mule

Related: