“The world wavered and quivered and threatened to burst into flames.”
“Why don't you sparkle?"-"Because I live in the real world, where vampires burst into flames.”
“Sometimes, a flame can be utterly extinguished. Sometimes, a flame can shrink and waver, but sometimes a flame refuses to go out. It flares up from the faintest ember to illuminate the darkness, to burn in spite of overwhelming odds.”
“We looked at each other until it felt like everything would burst into flames”
“Whatever story you're telling, it will be more interesting if, at the end you add, "and then everything burst into flames.”
“Fawkes is a phoenix, Harry. Phoenixes burst into flame when it is time for them to die and are reborn from the ashes.”