Quotes from book
The House of Hades
The House of Hades is a fantasy-adventure novel written by American author Rick Riordan, based on Greek and Roman mythology. It was published on October 8, 2013, and is the fourth book in The Heroes of Olympus series, preceded by The Mark of Athena and followed by The Blood of Olympus.

“You promised, Seaweed brain. We would not get separated! Ever again!”
Variant: You promised, Seaweed Brain. We would not get separated! Ever again!”
“You’re impossible!”
“Love you too!
Source: The House of Hades

“He scowled at Jason. "And please, I don't like being touched. Don't ever grab me again.”
Source: The House of Hades

“We’ve arrived,” Leo announced. “Time to Split.”
Frank groaned. “Can we leave Valdez in Croatia?”
Source: The House of Hades

“I'm coming back for you Calypso," he said to the night wind. "I swear on the river Styx.”
Source: The House of Hades