 Dini, when she's stressed out, she touches what she refers to as her special place until she gets that good feeling. In case there's any confusion about what she's talking about, there's later a scene in the book in which a sex ed teacher talks to her students about what masturbation is and that it's totally okay. That it's not going to make you sick. It's not going to ruin your life. It's not going to make you go crazy, as some of the rumors say.