Logicznie poprawny argument tu quoque

The argument tu quoque is widely called a logical fallacy. The aim of this study is to show, that this theorem is ill-considered. The text is focused on the analysis of various examples of tu quoque . This analysis leads to the conclusion that there are logically correct tu quoque . There are giv-en some examples of such tu quoque . Main theorem of the article is that tu quoque is correct if it’ s used as some kind of mental shortcut refer-ring to other arguments.