On Monday, the eve of Nakba Day, I attended a book launch for the memoirs of five elderly Holocaust survivors who emigrated from Europe to Canada after the Second World War. The event took place in the main sanctuary of a large, well-established Conservative synagogue in a prosperous area of Toronto, very much like the one I attended as a child in Vancouver. Canadian and Israeli flags hung from flagpoles at either side of the pulpit. The director of the non-profit foundation that edits, publishes and distributes the memoirs gave an eloquent speech; this was followed by a series of…