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 81y7vF3F8QJayfcc7QWU6PXZx4L94nzH9v9BHf6QDNfJSop0UZQkpl1KW6i/MuU8