" Are you a spy?” Pep asked, trembling. “Do I look like a spy?” the guy asked. “Yes.” “Then I’m not a spy. Because if I was a spy and I looked like a spy, then I wouldn’t be a very good spy, now would I?” “No, I guess not,” Pep said. “A good spy wouldn’t look at all like a spy.” “Right, and because I look just like a spy, I couldn’t possibly be one, could I?” “No.” “But of course, if people are convinced that I’m not a spy, that would be the perfect cover for a real spy, wouldn’t it?” Coke looked at the guy closely. “You might be a bad spy,” he said. “I might be. Or I might be a guy pretending to be a bad spy.” “I’m confused,” said Pep. "

― Dan Gutman , Never Say Genius (The Genius Files, #2)