Lytton Strachey is one of the key figures in the cultural life of the twentieth century and his letters are a literary treasure-trove of the man and his world, as well as a record of the startling and poignant love-affair between himself and the painter Dora Carrington. The breadth of his correspondence is breathtaking, going from precocious childhood letters to those written when he was a member of the secret Cambridge Apostles, and from letters...