Julia

“Akmon squealed with delight. “I knew you were as smart as Hercules! I will call you Black Bottom, the Sequel!”
― Rick Riordan, The House of Hades

“Leo!” Jason was shaking his shoulder. “Hey, man, why are you hugging Nike?”
Leo’s eyes fluttered open. His arms were wrapped around the human-sized statue in Athena’s hand. He must have been thrashing in his sleep. He clung to the victory goddess like he used to cling to his pillow when he had nightmares as a kid. (Man, that had been so embarrassing in the foster homes.)
He disentangled himself and sat up, rubbing his face.
“Nothing,” he muttered. “We were just cuddling.”
― Rick Riordan, The House of Hades

“They would find this House of Hades. They'd take the Doors of Death. And by the gods, if Leo had to design a grabber arm long enough to snatch Percy and Annabeth out of Tartarus, then that's what he would do.

Nemesis wanted him to wreak vengeance on Gaea? Leo would be happy to oblige. He was going to make Gaea sorry she had ever messed with Leo Valdez.

"Yeah." He took one last look at the cityscape of Rome, turning bloodred in the sunset. "Festus, raise the sails. We've got some friends to save.”
― Rick Riordan, The Mark of Athena

“You promised, Seaweed Brain. We would not get separated! Ever again!”

“You’re impossible!”

“Love you too!”
― Rick Riordan The House of Hades