'Are we the same, I wonder, when all our surroundings, association, acquaintances are changed? I conclude that it is not the person who danced with you at Mansfield St who writes to you today from Persia. Yet there are dregs, English sediment at the bottom of my sherbet, and perhaps they flavour it more than I think. I write to you of Persia: I am not me, that is my only excuse. I am merely pouring out for you some of what I have received in the...