Can you guess the missing word in these 'Harry Potter' quotes?

“But you know, ___ can be found even in the darkest of times, if one only remembers to turn on the light.”

“Ah, ___,” he said, wiping his eyes. “A magic beyond all we do here!”

“Never trust anything that can think for itself if you can’t see where it keeps its ___.”

“You sort of start thinking anything’s possible if you’ve got enough ___"

“It is our ___, Harry, that show what we truly are, far more than our abilities.”

“It takes a great deal of bravery to stand up to our enemies, but just as much to stand up to our ___.”

“Just because you have the emotional range of a ___ doesn’t mean we all have.”