The winds of change happening in the Arab world today give Abbas no choice. He is either with them or against them, there is no middle ground. Anybody who believes the revolt going on in the Arab world has nothing to do with 62 years of US/Israeli foreign policy in the Middle East is living in a dream world. Abbas's hand has been forced. It is now in God's hands.
from the article: Abbas rejects U.S. request to withdraw UN settlement resolution