- Severus Snape: "Now… you are, I believe, complete novices in the use of nonverbal spells. What is the advantage of a nonverbal spell? Very well — Miss Granger?"
- Hermione Granger: "Your adversary has no warning about what kind of magic you're about to perform which gives you a split-second advantage."
- Severus Snape: "An answer copied almost word for word from The Standard Book of Spells, Grade Six, but correct in essentials."
- — Severus Snape and Hermione Granger during the sixth-years' first Defence Against the Dark Arts of the 1996-1997 school year.
The Standard Book of Spells, Grade 6 was the sixth book in The Standard Book of Spells series, written by Miranda Goshawk. It was published sometime in the 20th century.
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