" ʺWho′s a spirit user?ʺ said Robert.
ʺFormer spirit user,ʺ said Victor, ʺShe became a Strigoi to get away from it.ʺ
ʺYes . . . always a lure to that . . . kill to live, live to kill.
Immortality and freedom from these chains, but oh, what a loss . . .ʺ said Robert. "

― Richelle Mead , Last Sacrifice (Vampire Academy, #6)