I should point out that  is "The set of all sets that do not contain themselves"- if it does not contain itself, then it must contain itself; but since it now contains itself, it cannot. Although this doesn't seem to have an obvious parallel in the comic, Russell probably should've known better than to create a comprehensive list of anything. --Someone Else 37 (talk) 04:17, 14 January 2014 (UTC)
And factoids are false even if they don't contain 7. If they weren't false they would be facts.Factoids are falsehoods that look almost like facts, just as the humanoid Mr. Spock is not human, but almost lookalike one.