This exchange marked the beginning of Mr. Malfoy's long...

This exchange marked the beginning of Mr. Malfoy's long campaign to have me removed from my post as headmaster of Hogwarts, and of mine to have him removed from his position as Lord Voldemort's Favorite Death Eater. My response prompted several further letters from Mr. Malfoy, but as they consisted mainly of opprobrious remarks on my sanity, parentage, and hygiene, their relevance to this commentary is remote.