One of the challenges of having wizards and magic is the need to follow through. If your world has wizards, they can't all have spent their lives doing the same things. At least one, somewhere in history, would for instance, dedicate their lives trying to help the poor. How many magic items or spells can a wizard cast in their lifetime, anyways? So, here's the question. If you were a wizard, in some generic medieval setting, who had to give your lives to "the good of humanity," what would you do? Magic seeds and plowshares for everyone?