" You should climb around inside my brain, Dan. It's like this dark room surrounded by quicksand."
"I know what you mean," her brother said quietly. "I hate being in my brain sometimes. I have to get out."
"What do you do?" Amy asked.
Dan shrugged "I go to other places. My toes. My shoulders. But mostly here." He tapped his chest and immediately reddened. "I know. It's stupid."
"Not really," Amy said. "I wish I could do that, too. "

― Peter Lerangis , The Viper's Nest (The 39 Clues, #7)