Check out this book 'The American Jew: An Exposé of His Career'. 'Filthy jew' became a phrase because it was literally describing how they all smelled so bad, and there's no excuse for it since they've always been wealthy even in their ghettos they had jewellery stores, merchants, bankers etc. They always chose to live in filth.

They are a people with deep spiritual illness.

Yep. They are the exact opposite of humans, very odd.