Hezballah has said it will recognize Israel. Hamas differs not from Hezballah, as they have the same master. If Hamas will never recognize Israel,what is the pont of talking to them. Perhaps if Israel and Abbas actually make peace,doubtful tho that may be, Hamas may feel it is being left out.
4 UN peacekeepers injured in Sinai and taken to hospital in south Israel (Haaretz)
from the article: Gideon Levy / Obama, you won't make peace without talking to Hamas