„I’m scared,” Nico mumbled. He was fiddling with something—a little metal toy soldier of some kind.”Stop talking!” Dr. Thorn said. “Face me!“

— Rick Riordan
„Actually,” he said, “you’re not far off. Uncle Leo brought some toys for all you good little demigods.“
— Rick Riordan
„No,’ Nico said. ‘Getting a second life is one thing. Making it a better life, that’s the trick.’ As soon as he said it, Nico realized he could’ve been talking about himself. He decided not to bring that up.“
— Rick Riordan
„If you thought about it I'm hardly the villain, I'm hardly the one you should be scared of. It's the guy who can't talk, it's the guy without a job, it's the one with scares in his face, not the one clean cut, you know what I mean you should worry about a lot of other things, but not me.“
— Tupac Shakur
„If anyone stops us, as long as we mumble something pretentious about the glory of death, we should be fine.“
— Derek Landy
„The god's voice was tinged with disappointment. you"I've been to Tartarus and back," Nico snarled. "You don't scare me."“
— Rick Riordan
„Don't talk to my sister that way." Nico said. His voice quivered, but I was impressed that he had the guts to say anything at all. — Percy“
— Rick Riordan
„Cupid said, smashing another skeleton to pieces."Nico," Jason managed to say, "it's okay. I get it."Nico glanced over, pain and misery washing across his face."No you don't," he said. "There's no way you can understand."Cupid chided.“
— Rick Riordan