All the more reason to send him on a diplomatic mission. If they make a beheading video out of him, no loss. If he manages to wrangle some obscure commitment from them that they’ll break in five minutes, no loss. The off chance that he might convince Abbas to come to the table without preconditions is so remote as to be laughable, and the man is such a relic, they won’t even bother making him look good. Fools should be sent on fools’ errands and thereby kept busy.