“being Flavia de Luce was like being a sublimate: like the black crystal residue that is left on the cold glass of a test tube by the violet fumes of iodine.”
“This was what being cured was like: like being in a fishbowl, circling always inside the same glass.”
“There's a lot to be said for being alone. But you and I know, don't we, Flavia, that being alone and being lonely are not at all the same thing?”
“You should never look at the cup or glass as being half empty; see it as being half empty, then you will have mastered the test of greatness.”
“… as well as a tiny brown glass vial of perfumed oil. It smelled of violets and chocolate. Yeah, like i needed the zombies to find me any more delicious. That'd be like a cow wearing 'eau de gravy'.”
“being sick feels like you're wearing someone else's glasses”