Unkown/unknown

“I have lightning and wind powers," Jason reminded him. "Piper can turn beautiful and charm people into giving her BMWs. You're no more a freak than we are. And, hey, maybe you can fly, too. Like jump off a building and yell 'Flame on!'"
Leo snorted. "If I did that, you would see a flaming kid falling to his death, and I would be yelling something a little stronger than 'Flame on!”
― Rick Riordan, The Lost Hero

“To my wonderful readers:
Sorry about that last cliff-hanger.
Well, no, not really. HAHAHAHA.
But seriously, I love you guys.”
― Rick Riordan, The House of Hades

“Gaea?” Leo shook his head. “Isn’t that Mother Nature? She’s supposed to have, like, flowers in her hair and birds singing around her and dear and rabbits doing her laundry.”
“Leo, that’s Snow White,” Piper said.”
― Rick Riordan, The Lost Hero

“Now, come over here so I can pat you down."
"But you don't have-" Percy stopped. "Uh, sure."
He stood next to the armless statue. Terminus conducted a rigorous mental pat down.
"You seem to be clean," Terminus decided. "Do you have anything to declare?"
"Yes," Percy said. "I declare that this is stupid.”
― Rick Riordan, The Son of Neptune