"This is a specialized monograph focusing on the study of mental-aspect potions. Potions Master Erika Maxwell explored, from the perspective of previously summarized Pensieve techniques, how to make potions in a cauldron more attuned to the mind. It's an exceptionally valuable work."
Snape introduced, "This book is from my personal collection, not the school library. I'm giving it to you; I hope it helps."
Lockhart was genuinely moved.
Chapter 20