I've spent a lot of time observing neo-Nazis and White Supremacists. They are honest and upfront about their Jew hatred.
Snakes, liars and Islamic supremacists, like Linda Sarsour, are far worse, far more dangerous.
The Jew hating far-right is tiny, holds no institutional power and is not an existential threat to Judaism. The far-left Islamic alliance (of which Linda Sarsour is one of the most visible symbols) absolutely is.
Linda Sarsour’s Outright Dishonest Defense Against Accusations of Antisemitism
http://www.israellycool.com/2018/11/20/linda-sarsours-outright-dishonest-defense-against-accusations-of-antisemitism/