The more you know, the more you try to change them, and that can be disastrous.

Frank stared at him. "Unfair? You can breathe underwater and blow up glaciers and summon freaking hurricanes-and it's unfair that I can be an elephant?" Percy considered. "Okay. I guess you got a point. But the next time I say you're totally beast-" "Just shut up," Frank said. "Please." Percy cracked a smile.

If possible, try to avoid pushing each other over the edge, as that would cause me extra paperwork.

When I write, I'm still imagining a kid reading it on paper. I read e-books when I travel, but in general I still prefer holding an old-fashioned book in my hands. There's a special, tactile experience.

Christmas in the Underworld was NOT my idea. If I'd known what was coming, I would've called in sick. I could've avoided an army of demons, a fight with a Titan, and a trick that almost got my friends and me cast into eternal darkness. But no, I had to take my stupid English exam.

Fairness means everyone gets what they need. And the only way to get what you need is to make it happen yourself.

We were just looking at maps.