what is the saddest part of harry potter?
['Harry accepts his fate.', 'The death of Dobby the house elf. ... ', 'Ron leaves his friends behind. ... ', 'Hermione is all grown up. ... ', 'Any time the dementors came around. ... ', 'The death of Sirius. ... ', "Harry's family appears in the Mirror of Erised. ... ", 'The death of Cedric Diggory. ... ']