Solly, who lives in a Jewish area of North London, takes his granddaughter for a walk in Golders Hill Park. There, by chance, he meets Salim, a Palestinian who’s written a history of Palestine. Salim asks Solly if he’d be willing to discuss the the Arab-Israeli conflict. 'I would,' says Solly, 'and I hope we’re both old enough to discuss it without losing our tempers.' 　　Their ex...