
On a more personal level, Rex Kay remains my first and most astringent reader, Martin Springett brought his considerable skills to preparing the map, and Meg Masters, my Canadian editor, has been a calm, deeply valued presence for four books now. Linda McKnight and Anthea Morton-Saner in Toronto and London are sustaining friends as well as canny agents, and a sometimes demanding author is deeply aware of both of these elements. My mother guided me to books as a child and then to the belief I could write my own. She still does that. And my wife creates a space into which the words and stories can come. If I say I am grateful it grievously understates the truth.
… and we knew not whether we were in heaven or on earth. For on earth there is no such splendour or such beauty, and we were at a loss how to describe it. We know only that God dwells there among men, and their service is fairer than the ceremonies of other nations. For we cannot forget that beauty.
— Chronicle of the Journey of Vladimir, Grand Prince of Kiev, to Constantinople
PROLOGUE


Thunderstorms were common in Sarantium on midsummer nights, sufficiendy so to make plausible the oft-repeated tale that the Emperor Apius passed to the god in the midst of a towering storm, with lightning flashing and rolls of thunder besieging the Holy City. Even Pertennius of Eubulus, writing only twenty years after, told the story this way, adding a statue of the Emperor toppling before the bronze gates to the Imperial Precinct and an oak tree split asunder just outside the landward walls. Writers of history often seek the dramatic over the truth. It is a failing of the profession.
