However as Hermione left the shop Ollivanders welcoming smile fell from his tired old face and was replaced with an expression of worry as he remembered the warning his father had once given him about wands containing Boggarts blood "Garrick you must listen and you must remember this lesson wand cores do not lose all properties of the creature they were taken from and Boggarts blood is no exception, the desire to cause fear is ingrained into these wand just as much as the desire for change is, I hope by combining it with fir wood we will be able to limit this desire but I can not be certain so if the day comes and this wand finds a mage, we must hope they are strong enough" these words ran through his mind he couldn't help but worry about the effect such a wand would have on the curious girl who had just left his shop, he hoped she would be strong enough to resist such a call.