‘An increasingly common variant of such a tactic takes the form of a self-designated umpire who joins in with online disputes by asserting their authority to police the limits of debate. They declare that if they (a typical, reasonable and fair-minded person) find something hard to understand then it must be wrong or mere sophistry; that if they find something too extreme it must be completely insane; that if they feel someone has gone too far then they must have.’
– “Can you spot a rhetorical fallacy?” The Guardian, 13 September 2013