Except that they are not. They are called "List Articles", cf. http://en.wikipedia.org/wiki/Wikipedia:Lists#List_articles http://en.wikipedia.org/wiki/Wikipedi

Except that they are not. They are called "List Articles", cf. http://en.wikipedia.org/wiki/Wikipedia:Lists#List_articles http://en.wikipedia.org/wiki/Wikipedia:Lists#List_articles Back to the main topic, I think in naive set theory a set of all sets will contains itself. Russell Paradox is problematic when asking the negated statement, i.e. whether a list of all lists that do not contain themselves contains itself.