He believed it, too, just then. How could he not? Between Ruby's comforting gestures and the way that her blood was, running through his system warmly and making him feel things that he could never possibly begin to explain, Sam seemed entirely incapable of coming up with any sort of argument as to why all of this was anything but okay.
His shoulders shook unpleasantly every now and again, expressing his dislike for the way that her blood tasted, and Sam had to pull up once as he had last time in order to keep himself from getting ill. Still, he didn't quite quit then and there. Sam made sure to force himself to drink a bit more before he wrenched away entirely and wiped at the red dribbling down his chin.