Susan lived “in constant terror that [her mother] would withdraw suddenly and arbitrarily.” […] In the house she grew up in, love was not given unconditionally. Instead, it was extended temporarily, only to be dropped at will: a winnerless game whose rules the girl learned far too well. I am currently reviewing new literature by Benjamin Moser, a heavy tome of a book, entitled “Sontag: Her Life and Work”, sent to me by Allen Lane the publishers and a subsidiary of Penguin Books. I’ve not finished this book, not by a long way (yet). This week has been a tough one personally, not least with the resurgence of early years’…