When he was next aware of his surroundings, Saturn was tugging gently at his sleeve. Daniel looked round to discover that he was the only one still on his feet. The Tsar had moved around to Daniel’s side of the table to make room for Isaac. Daniel wedged his skinny pelvis into the slot between the two Peters, Hoxton and The Great, the largest men in the room. Facing them across the table, Newton and Leibniz sat side-by-side in the most awkward arrangement imaginable. They were silhouettes against the window-light, and perhaps it was some small act of mercy that Daniel could see nothing of their facial expressions, only the shapes of their periwigs.