Raising the flag and singing the anthem are, while somewhat suspicious, not in themselves acts of treason.
Terry PratchettIt's an old magical principle - it's even filtered down into RPG systems - that magic, while taking a lot of effort, can be 'stored' - in a staff, for example. No doubt a wizard spends a little time each day charging up his staff, although you go blind if you do it too much, of course.
Terry Pratchett