I learned long ago, never to wrestle with a pig. You get dirty, and besides, the pig likes it.
George Bernard ShawNo word is absolutely wrong or dirty or insulting. It all depends upon context and intention.
Janet Jackson[upon landing on beach] Private Flanagan: Come on out, you dirty slobs! Flanagan's back!
The Longest DayAn evil person is like a dirty window, they never let the light shine through.
William Makepeace Thackeray