" Letter to Rose from Strigoi Dimitri. Delivered to Rose after her return from Russia and her quest to Kill Dimitir, which she thought she completed.

"You forgot another lesson: Never turn your back until you know your enemy is dead.
Looks like we'll have to go over the lesson again next time I see you- which will be soon
Love, D. "

― Richelle Mead , Blood Promise (Vampire Academy, #4)