“Jasper wonders how you’re doing it.” “Doing what?” “Controlling your emotions, Bella,” Jasper answered. “I’ve never seen a newborn do that—stop an emotion in its tracks that way. You were upset, but when you saw our concern, you reined it in, regained power over yourself.
I wonder if Stephanie had Jasper noticed this as a form of reference because he’s seen so many newborns

