Who is a fool?

You're telling me that I'm a fool)
-Search For the word "fool" in our old correspondence issued
 - 20 your messages with text "I'm a fool," or similar
 - 2 my answer is "you do not fool»
 - 1 and my answer, "Well okay, you're a fool».
And then, "I told you»?
Well, you do not argue)