that the shia v sunni is far more problematic than the arab v israel conflict. the israel issue is actually a stabilising factor ie both sunni and shia hate israel, jews, christians etc. remove israel from the m.east (as israel haters want) just means that sunni v shia conflict will get far worse.
Israeli ambassador to U.K.: Elements of left 'in denial' about 'disease' of anti-Semitism (Haaretz)
from the article: Israeli-Palestinian peace isn't the Mideast's magic cure