" A note in Sarah’s dark, decisive handwriting was taped to the staircase’s newel post. “Out. Thought the house needed some time alone with you first. Move slowly. Matthew can stay in Em’s old room. Your room is ready.” There was a postscript, in Em’s rounder scrawl. “Both of you use your parents’ room. "

― Deborah Harkness , A Discovery of Witches (All Souls, #1)