"Hitting my best friend Grover in the back of the head with chunks of peanut butter-and-ketchup sandwich." page 3 Nancy doesn't like Grover.
Chapter 8 Character vs. Technology
"Or I could defend myself against half the Ares cabin." page 120 . Percy and the Ares cabin don't get along.
Chapter 6 Character vs. Self
"'Hey!' I screamed, waving the jacket, running to one side of the monster. 'Hey, stupid! Ground beef!' 'Raaaaaaaaarrrrrrr!' The monster turned toward me, shaking his meaty fist." pg. 53-54 Percy is fighting the Minotaur.
Chapter 8 Character vs. Nature
No way he is the son of Poseidon!!
"The problem was, I couldn't find a blade that felt right in my hands. Either they were too heavy, or too light, or too long." pg.109 Percy could not find a blade that would fit in his hand.
"I also felt really, really guilty. If I hadn't given Grover the slip at the bus station, he might not have gotten in trouble." pg.77 He is mad at his self for getting Grover in trouble.
"I stepped back into the creek, the whole camp gathering around me. Instantly, I felt better. I could feel the cuts on my chest closing up." Pg.125 Percy is the son of Poseidon.