Sorry to say this, but Israel is largely made up of people who could not make a success in their home country, so they jumnped at the subsidized lifestyle of the west bank. A little power easily goes to the heads of such people. Not being held accountable merely encourages them to greater excesses.
Judge orders Jerusalem Gay Pride attacker to undergo psychiatric evaluation (Haaretz)
from the article: Judges slam treatment of Jewish, Palestinian minors by West Bank police