"You have to kind of half-close your eyes to get a glimpse.  Look away from the sunlight.  They don’t like the sun, it’s too harsh and bright.  They prefer the moonlight by far.”

The man was confused.  “What?” he asked.  “Fireflies?”

She laughed softly.  “No, boy,” she said.  “Not fireflies."

"The problem with super heroes," she said finally, "is that eventually, there's always something that makes them helpless. Eventually there's always some kind of kryptonite."