- [left alone in the shadows, Joan hears her alter ego's voice]
- Karen: Joan... Joan... I've been fighting with you all your life... Listen, you, I've waited a long time for this. You've gotta let me live!... I won't go back in the dark. I'll live! I'll live!
- [When Joan's fiancee comes to take her home, Joan's evil alter ego has other idea's]
- Karen: The scissors. Pick them up. Kill him! Lift your arm. Higher... higher... higher. Now - strike!
- Dr. Bergson: Once in many, many millions of births, a body can have two divergent personalities living in the same brain.