If most of the anti Israel really cared about the Palestinians, you’d get the same amount of people protesting wrongs in Saudi, Yemen, Ethiopia, Somalia, Sudan, slave trade in Libya etc.
Instead you get 10-20x more interest because a lot of these protestors are actually antisemite using this as a platform to spew their hatred.
Are there decent people? Sure. However just by looking at the magnitude of difference between this conflict and any other conflict should tell you that something else is driving it
He is being asked to do too much.