Sargatanas stood mere yards from Hani and he felt his knees buckle slightly. For all his observations, the physical presence of the Demon Major was overwhelming; there was, it seemed, a tremendous, supernatural power to his proximity. Hani did not know if it was some studied force of intimidation that the demons used to enforce servitude or merely some innate part of their being. And Hani was not alone in its influence; some souls actually fell before the demon, unable to stand, whimpering without control. The demon engineers, architects, and Overseers, too, seemed as if they were holding their breath.
-God’s Demon (pages 126-127)


He had been near enough that, had she been foolish, she could have reached out and touched him. Near enough, too, that she had seen the countless embers burning in his flesh and smelled the acrid brimstone scent of him—a scent so pungent that it took little effort to recall. And every tiny aspect, every minuscule feature of his fierce and bony face, was, even after so much time, vivid enough that it still frightened her. She had never before been so close to a Demon Major and, knowing she was mere moments away from her fate, she had required every bit of her will to remain standing, let alone confront him. She had hated the shaking, the weakness, before a master. In the end she had known, despite her self-perceived independence, she was no different from each of the quivering souls who stood next to her.
-The Heart of Hell (page 10)