So...your name means Mr.Underwear." -Frank

Annabeth frowned. "That doesn't make sense. But why were you visiting --" Her eyes widened. "Hermes said you bear the curse of Achilles. Hestia said the same thing. Did you . . . did you bathe in the River Styx?" "Don't change the subject." "Percy! Did you or not?" "Um . . .maybe a little.

I pictured my mom, alone in our little apartment on the Upper East Side. I tried to remember the smell of her blue waffles in the kitchen. It seemed so far away.

Nico di Angelo came into Olympus to a hero's welcome, his father right behind him, despite the fact that Hades was only supposed to visit Olympus in winter solstice. The God of the dead looked stunned when his relatives clapped him on the back. I doubt he'd ever got such an enthusiastic welcome before.

Monsters don't die. They just dissipate into smoke and dust, which saves heroes a lot of trouble cleaning up after a fight.

Back when I was on my first assignment as a seeker, I was way out in Arizona. Brought in this kid named Clarisse.” “Clarisse?” “Sibling of yours,” Hedge said. “Ares kid. Violent. Rude. Lots of potential.

Eat bitter, taste sweet," Frank said. "I hate that proverb." "But it's true. What do they call it these days---no pain, no gain? Same concept. You do the easy thing, the appealing thing, the peaceful thing, mostly it turns out sour in the end. But if you take the hard path---ah, that's how you reap the sweet rewards. Duty. Sacrifice. They mean something.