It is in their schools, they learn it from birth, UN schools even. Gazan citizens went along with Hamas to loot and kill, Gazan citizens held hostages and returned hostages who tried to escape. Ont thing is certain- the level of hatred towards Jews and Israel in Gaza has not increased. It was already at saturation point. But October 7 certainly affected the mindset of Israeli left wing peaceniks, who were the main target in the Kibbutzim around Gaza.