Did you ever think maybe the people on the ground don't see things so black and white the way you do. The Palestinians know for peace they need to demonstrate they can keep rule of law. Only under those circumstances can negotiations in everyone's best interest progress.
Yemen's Houthi rebels commit to peace plan in letter to UN chief, BBC reports (Haaretz)
from the article: PA carries out 'one of largest arrest waves of all time' in West Bank