Sam

“You're alive!" Percy said to the others. "The giants said you were captured. What happened?"

Leo shrugged. "Oh, just another brilliant plan by Leo Valdez. You'd be amazed what you can do with an Archimedes sphere, a girl who can sense stuff underground, and a weasel."

"I was the weasel," Frank said glumly.”
― Rick Riordan, The Mark of Athena

“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

“I never thought I'd get to see Rome," Hazel said. "When I was alive, I mean for the first time, Mussolini was in charge. We were at war."
"Mussolini?" Leo frowned. "Wasn't he like BFF's with Hitler?"
Hazel stared at him like he was an alien. "BFF's?"
"Never mind."
"I'd love to see the Trevi Fountain," she said.
"There's a fountain on every block," Leo grumbled.
"Or the Spanish Steps," Hazel said.
"Why would you come to Italy to see Spanosh steps?" Leo asked. "That's like going to China for Mexican food, isn't it?"
"You're hopeless," Hazel complained.
"So I've been told.”
― Rick Riordan, The Mark of Athena

“Percy is the most powerful demigod I've ever met. No offense to you guys but it's true.”
― Rick Riordan, The Mark of Athena