People usually asked her if she had a belly button. Of course she had a belly button. She couldn't explain how. She didn't really want to know.

Yeah! Bring it on lake!" -Coach Gleeson Hedge

He'd heard about people who ascended too quickly and developed nitrogen bubbles in their blood. Leo wanted to avoid carbonated blood.

I wanted to argue but I found I couldn't. Athena was pretty darn smart.

Never mind," Leo said. "I'm pretty sure pi is, uh, 3.1415 blah blah blah. The number goes on forever, but the sphere has only five rings, so that should be enough, if I'm right."
"And if you're not?" Frank asked.
"Well, then, Leo fall down, go boom. Let's find out!

Wisdom's daughter walks alone.
That didn't just mean without other people, Annabeth realized. It meant without any special powers.