"Um." No. "I can make coffee," Al suggested. "In fact, your Professor's Headmaster was very impressed with the demonstrated theoretical knowledge of my coffee brewing abilities just the other day ago!
And I can instruct you how to make Wolfsbane and discuss the optimal ratio of ingredients as opposed to timing of stirring the cauldron while brewing and discuss how the formula and the methods were altered and perfected throughout its short but very fascinating Wolfsbane brewing history.
I wrote a paper on that," he beamed fondly. "It was double the required length." But then, most of my papers usually were.