“I haven't much time for sanity”

“Even if you hate me, Zero...I will tame that beast in you...as many times as necessary. If you haven't completely lost your sanity...I won't let you die. Hate vampires, hate me...at least that means you haven't given up!" Yuki said to Zero. "How can I hate you?" Zero questioned Yuki.”

“Your father and I haven't had this much quality time since our honeymoon.""So what?""So, what if we can't stand each other?”

“Too much sanity may be madness — and maddest of all: to see life as it is, and not as it should be!”

“I still haven't finished unpacking - by the time I do, it'll be time to move again.”

“Ciss says, 'People have less emotions than actors think they have. For much of the time we hide our emotions, we haven't time for emotions. Our brains work so much faster than our emotions.”