Bush, on his excursion to the middle east, seems very confident he can do what no President before him has been able to do.

"I believe it's possible – not only possible, I believe it's going to happen – that there be a signed peace treaty by the time I leave office. That's what I believe."

This is in contrast to a statement by Israeli PM Olmert.

"We made it clear to the Palestinians, they know it, and they understand that Gaza must be...