Significantly, one of the things that marks Jewishness out as different from other ethnicities is that it can be hidden. One of the many contradictory beliefs held by anti-Semites is that Jews are incredibly, obviously Jewish – because they all have big noses and swarthy skin and dark hair and are fattened up with their own greed – and simultaneously difficult to spot, which is what allows them to get under the radar of non-Jews and work their despicable secret doings.