Well. He supposed there was no guarantee he’d be able to call the sword from the hat again, but the hat had set a precedent for being cooperative when the need was greatest. It was decided then: Harry climbed down carefully from the chair and caught the hat by its brim and tucked it into Draco’s satchel. Worse came to it, he had just stolen a talking hat for no reason he supposed. He turned to leave, but paused, glancing back at the now vacant shelf behind him - would someone notice that? Perhaps. They certainly would when school started again, but if he could just avoid the hats absence being noticed until then, he would count it as a win.