The Passion of Hermione Granger: this is how the end begins

There is a moment in the first third of Harry Potter and the Deathly Hallows, Part 1 that will stand in my mind as one of cinema’s great images. The film is such a thrilling, heart-breaking beautiful work of art packed with everything its 146 minutes can hold that summing it all up would be as great a disservice as overlooking it as populist fare or cul…