Professor Dumbledore appears to have been writing for a wizarding audience, so I have occasionally inserted an explanation of a term or fact that might need clarification for Muggle readers.
JKR /X2j5AILzNsIUV+t64WOHZAu93uLsa8R5PDDoJ5GX3iZ/4GCKNxLLWTQRnCWGrTs