The Doctor preferred seeing the world from his high horse, actually. It was easier to manage than being on the level with the people around him. He thought that there was a reason he'd come down from there after Mars but---no, no, he had no responsibilities, no one to answer to. No reason to be kind when cruelty was really enough for him.

"Fine then, I will," he said. He reached into his pocket and pulled out the sonic. With a little flair, he turned and aimed it towards Jack's vortex manipulator. The tiny attachment fizzled and sparked, breaking instantly.

"Driving me mad, that thing."