I see murky visions of other gods and rival magic." That REALLY didn't sound good. "What do you mean?" I asked. "what OTHER GODS?" "I don't know, Sadie. But Egypt has always faced challenges from outside –– magicians from elsewhere, even gods from elsewhere. Just be vigilant." ~Ruby & Sadie Kane about...? Possibly Greeks?

Once I saw Desjardins’ house, I hated him even more. It was a huge mansion on the other side of the Tuileries, on the rue des Pyramids. “Pyramids Road?” Sadie said. “Obvious, much?” “Maybe he couldn’t find a place on Stupid Evil Magician Street,” I suggested.

Knowing too much of your future is never a good thing.

There were a lot of answers I might've given, from "I knew that" to "LIAR!" to "Yeah right, and I'm Zeus." - Percy, after Quintus says that he is Daedalus

Please, Percy...change your clothes. You smell like you've been run over by an electric horse.

But this plan of yous!' Tawaret shuddered, causing a tsunami of jiggling hippo flesh.

Like water leaking through a dam," said Piper. "Yeah," smiled Percy. "We've got a dam hole." "What?" Piper asked. "Nothing," he said. "Inside joke.