"I don't know, a proof is a proof. What kind of a proof is a proof? A proof is a proof and when you have a good proof it's because it's proven."
- PM Jean Chretien, when asked what kind of proof he would need of weapons of mass destruction in Iraq before deciding to send Canadians along on the Bush invasion. September 5th, 2002
It's an oldie but a goodie.
Posted linguistically, not politically.
I saw a play called Proof. It was very good. It's now a movie that I won't see; I don't want the memory of the theatre experience compromised by... by... well, I guess, to be short and brief and to the point, by the movie experience.