"Gwen frowned, "I assure you, sir, it is quite cool." "It isn't," Ferus replied. "what you feel is the etheric energy that courses through the crystal. But your sensation of it is . . . something your mind was not sure what to do with, when you first encountered it. A wonderful place the mind, but if it has any kind of disappointing failure it's that it always attempts to put new things into the context of things which are familiar to it. So your mind apparently decided, upon encountering this new sensation, that it might just as well label it 'cold' and get on with your day."