"I would have a flick of fear, as in a dream when you find yourself in the wrong building or have forgotten the time for the exam and understand that this is only the tip of some shadowy cataclysm or lifelong mistake."

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So top grade's O for 'Outstanding,'" Hermione was saying, "and then there's A-" "No, E," George corrected her, "E for 'Exceeds Expectations.' And I've always thought Fred and I should've got E in everything, because we exceeded expectations just by turning up for the exams.

— J. K. Rowling