True, the Palestinian president walked into his meeting with Barack Obama yesterday as the pivotal player in any Middle East peace process. If there is to be a deal, Abbas must (1) agree on all the details of a two-state settlement with the new Israeli government of Binyamin Netanyahu, which hasn't yet accepted Palestinian statehood, and (2) somehow overcome the huge split in Palestinian governance between his Fatah movement, which controls the West Bank, and Hamas, which rules Gaza and hasn't yet accepted Israel's right to exist.

Yet on Wednesday afternoon, as he prepared for the White House meeting in a suite at the Ritz-Carlton in Pentagon City, Abbas insisted that his only role was to wait. He will wait for Hamas to capitulate to his demand that any Palestinian...