Top Ten Times in history when using the "f" word was appropriate.

10) "What the f**k was that?" - Mayor of Hiroshima
9) "Where did all these f**king Indians come from?" - Custer
8) "Any f**king idiot could understand that." - Einstein
7) "It does SO f**king look like her!" - Picasso
6) "How the f**k did you work that out?" - Pythagoras
5) "You want WHAT on the f**king ceiling?" -  Michaelangelo
4) "I don't suppose it's gonna f**king rain." - Joan of Arc
3) "Scattered f**king showers... my ass!" - Noah
2) "Geez I didn't think they's get this f**king mad!" - Osama bin Laden.
And the number one most appropriate reason to use the "f" word...
1) "Who the f**k is going to know?" - Bill Clinton