Rick Riordan book The Battle of the Labyrinth
Source: The Battle of the Labyrinth
Richard Russell Riordan Jr. is an American author. He is known for writing the Percy Jackson & the Olympians series, about a twelve-year-old Percy Jackson who discovers he is a son of Greek God Poseidon. His books have been translated into 42 languages and sold more than 30 million copies in the US. 20th Century Fox has adapted the first two books of his Percy Jackson series as part of a series of films. His books have spawned related media, such as graphic novels and short story collections.
Riordan's first full-length novel was Big Red Tequila, which became the first book in the Tres Navarre series. His big breakthrough was The Lightning Thief , the first novel in the five-volume Percy Jackson series, which placed a group of adolescents in a Greco-Roman mythological setting. Since then, Riordan has written The Kane Chronicles trilogy and The Heroes of Olympus series. The Kane Chronicles focused on Egyptian mythology; The Heroes of Olympus was the sequel to the Percy Jackson series. Riordan also helped Scholastic Press develop The 39 Clues series and its spinoffs, and penned its first book, The Maze of Bones . His most recent publications are three books in the Magnus Chase and the Gods of Asgard series, based on Norse mythology. The first book of his The Trials of Apollo series based on Greek mythology, The Hidden Oracle, was released in May 2016. Wikipedia

Rick Riordan book The Battle of the Labyrinth
Source: The Battle of the Labyrinth
“The real world is where the monsters are.”
Rick Riordan book The Lightning Thief
Source: The Lightning Thief
Rick Riordan book The Last Olympian
Source: The Last Olympian
Rick Riordan The Mark of Athena
Source: The Mark of Athena
Rick Riordan book The Blood of Olympus
Variant: Correct." Kekrops sounded bitter, like he regretted his decision. "My people were the original Athenians--the gemini."
"Like your zodiac sign?" Percy asked. "I'm a Leo."
"No, stupid. "I'm a Leo. You're a Percy.
Source: The Blood of Olympus
“Oh, did you expect me to play fair?" Cupid laughed. "I am the god of love. I am never fair.”
Rick Riordan book The House of Hades
Source: The House of Hades
“Evil is easy to fight. Lack of wisdom… that is very hard indeed.”
Rick Riordan book The Titan's Curse
Source: The Titan's Curse
“Tell the sun and stars hello for me.”
Rick Riordan book The House of Hades
Source: The House of Hades
Rick Riordan The Mark of Athena
Source: The Mark of Athena
“This is Annabeth,” Jason said. “Uh, normally she doesn't judo-flip people.”
Rick Riordan The Mark of Athena
Source: The Mark of Athena
“And it was pretty much the best underwater kiss of all time.”
Rick Riordan book The Last Olympian
Source: The Last Olympian
Rick Riordan book The Last Olympian
Source: The Last Olympian
Rick Riordan book The Battle of the Labyrinth
Source: The Battle of the Labyrinth
“I had a crush on Percy," Nico spat. "That's the truth. That's the big secret.”
Rick Riordan book The House of Hades
Source: The House of Hades
“Vulcan?" Leo demanded. "I don't even LIKE Star Trek!”
Rick Riordan book The Lost Hero
Source: The Lost Hero
Rick Riordan book The Lightning Thief
Source: The Lightning Thief
“Go on with what your heart tells you, or you will lose all.”
Rick Riordan book The Lightning Thief
Source: The Lightning Thief
“I felt like one of Apollo's sacred cows- slow, dumb, and bright red.”
Rick Riordan book The Last Olympian
Source: The Last Olympian
“Bob says hello," He told the stars.
The Argo II sailed into the night.”
Rick Riordan book The House of Hades
Variant: Bob says hello," he told the stars.
Source: The House of Hades
“Sometimes you have to lose a piece to win a game.”
Rick Riordan book The Throne of Fire
Source: The Throne of Fire
“I think it's time you met Percy. - Annabeth”
Rick Riordan book The Hammer of Thor
Source: The Hammer of Thor
“How did you die?"
"We er…. drowned in a bathtub."
"All three of you?"
"It was a big bathtub.”
Rick Riordan book The Lightning Thief
Source: The Lightning Thief
“Don't feel bad, I'm usually about to die.”
Rick Riordan book The Battle of the Labyrinth
Source: The Battle of the Labyrinth
“It's hard to enjoy practical jokes when your whole life feels like one.”
Rick Riordan book The Last Olympian
Source: The Last Olympian
“She'd also called me brave… unless she was talking to the catfish.”
Rick Riordan book The Lightning Thief
Source: The Lightning Thief
“!"
I wasn't sure where the Latin came from. I think it meant 'Eat my pants!”
Rick Riordan book The Lightning Thief
Source: The Lightning Thief
Rick Riordan book The Battle of the Labyrinth
Source: The Battle of the Labyrinth