David

“Let us find the dam snack bar," Zoe said. "We should eat while we can."
Grover cracked a smile. "The dam snack bar?"
Zoe blinked. "Yes. What is funny?"
"Nothing," Grover said, trying to keep a straight face. "I could use some dam french fries."
Even Thalia smiled at that. "And I need to use the dam restroom."
...
I started cracking up, and Thalia and Grover joined in, while Zoe just looked at me. "I do not understand."
"I want to use the dam water fountain," Grover said.
"And..." Thalia tried to catch her breath. "I want to buy a dam t-shirt.”
― Rick Riordan, The Titan’s Curse

“Grover was sniffing the wind, looking nervous. He fished out his acorns and threw them into the sand, then played his pipes. They rearranged themselves in a pattern that made no sense to me, but Grover looked concerned.
"That's us," he said. "Those five nuts right there."
"Which one is me?" I asked.
"The little deformed one," Zoe suggested.
"Oh, shut up.”
― Rick Riordan, The Titan’s Curse

“Ever had a flying burrito hit you? Well, it's a deadly projectile, right up there with cannonballs and grenades.”
― Rick Riordan, The Titan’s Curse

“We only came close to dying six or seven times, which I thought was pretty good. Once, I lost my grip and found myself dangling by one hand from a ledge fifty feet above the rocky surf. But I found another handhold and kept climbing. A minute later Annabeth hit a slippery patch of moss and her foot slipped. Fortunately, she found something else to put it against. Unfortunately, that something was my face.
"Sorry," she murrmured.
"S'okay," I grunted, though I'd never really wanted to know what Annabeth's sneaker tasted like.”
― Rick Riordan, The Sea of Monsters