[x]

Karl Marx:"Accuse your enemy of what you are doing as you are doing it to create confusion."

I think that was Saul Alinsky. Some people say Joseph Goebbels. There is a term for it now: "Accusation in a Mirror."

[fireman15]

I think that was Saul Alinsky. Some people say Joseph Goebbels

Saul Alinsky definitely stated this in his Rules for Radicals book, but he was certainly not the first to come up with this age old concept.