Yeah, be careful what you say about Mr. Verb, because he will find you and quote you.Yup, quod erat demonstrandum, I suppose, in a non-technical kind of way.
But that thread in the link above is pretty funny on 'pompous ass words' and such. (And yes, that was the motivation for the q.e.d. See here, especially on 'non-mathematical contexts'.)
By the way, image from here.