Murphy Law II

I was surprised that I can find many laws pertaining to Murphy's concept and how this character came about. Do perform a search to obtain more. Lots of interesting stuffs. Below is the classic.

MURPHY'S LAW
If anything can go wrong, it will.

O'TOOLE'S COMMENTARY
Murphy was an optimist...

O'BRIEN'S LAW
Nothing is ever done for the right reasons...