"As his raft skimmed over the water, taking him back to the mortal world, he understood a line from the Prophecy better-an oath to keep with a final breath.He understood how dangerous oaths could be. But Leo didn't care."I'm coming back for you, Calypso,"he said to the night wind. "I swear it on the River Styx."
"It seemed weird calling a teenager 'sir' but I'd learned to be careful with immortals. They tended to get offended easily. Then, they blew stuff up."
"Tyson- "Cash? Like...green paper?"Percy- "Yeah."Tyson- "Like the kind in duffel bags?"Percy-"Yeah, but we lost those bags days a-g-g--.""Tyson! How did you--"Tyson- "Thought it was a feed bag for Rainbow. Found it floating in sea, but only paper inside. Sorry."
"Almost everything strange washes up near Miami."
"You have to rise above the squabbling and chaos, and keep believing. You have to always keep your goals in mind.” -Hera, goddess of marriage"
"You might as well ask an artist to explain his art, or ask a poet to explain his poem. It defeats the purpose. The meaning is only clear thorough the search."