There are few things the pro-Israel side gets right. But on one point – the Palestinians’ rejection of two states – they’ve been more-or-less correct. For me, and many others, the fundamental injustice of the establishment of the state of Israel – which occurred through massive, deliberate and purposeful ethnic cleansing designed to create a Jewish majority in historic Palestine – meant that Israel never really attained moral legitimacy among Palestinians. As Robert Malley and Hussein Agha write in their new book, Tomorrow Is Yesterday: “deep down, most Palestinians, though ready to accept Israel’s existence, have not accepted its historical...