There have been ten occasions in history in which use of the "F" word was completely appropriate:
10: How the ~ did you work that out? - Pythagoras, 126 BC
9: It does so ~ing look like her! - Picasso, 1926
8: You want WHAT on the ~ing ceiling!? - Michaelangelo, 1566
7: Any ~ing idiot could understand that! - Einstein, 1938
6: Scattered ~ing showers my ass! - Noah, (Unknown Date)
5: Where did all those ~ing Indians come from? - Custer, 1877
4: Aw c,mon!