Can you constantly be on guard against all forms of evil? Of course not, but the point is to try and better yourself and abilities. The same is true of the magical world, if you ignore the dark magic and practice only the light you will weaken. Knowledge must be gleaned and transformed by the village wizard, a community too strongly attached to one school of magic or another is doomed to failure. There is always hope as long as preparation is completed. Chance will always favor the prepared. (5,550 words)