“Godwin’s Rule of Nazi Analogies: As a Usenet discussion grows longer, the probability of a comparison involving Nazis or Hitler approaches one.”

A fine example of Godwin’s Rule was this article from Charlie Pickering, in the City Weekly of May 1st.

No, it’s not fair.  I am an omnivorous being.  I am biologically capable of eating meat or vego pizza.  But that choice has been taken away from me by someone who believes their choices need to be forced on everyone.  You know Hitler was a vegetarian?

No, I didn’t realise Hitler was a vegetarian, but I do agree that some people do force their choices on everyone.