Though that took a moment for the magi to process, there were clearly more questions coming and Forgath could tell that his discussion on sources of mana was going to be derailed for a while yet.  He did not expect the derailment to come from a knock on the door, however.  He nodded to Puffy, who answered it while he donned his chestplate once again.  At the door was a guard, who entered and snapped a salute.