Subbook title: "It's okay to argue", "I don't like to compare", "I can say sorry", "I'm not afraid of the dark at all", "Learn to make friends", "It's okay to lose", "I won't be inferior", "I'm not impatient", "I'm not afraid to refuse", "I'm not afraid to do something wrong", "I'm not afraid to say something wrong", "It's okay to be angry", "Let me try once", "I'm not afraid to face setbacks", "It's okay to not be the first", "I'm not afraid to fail", "The first time I'm on stage", "Don't ignore me", "Don't be afraid to be separated from my mother", "It's okay to be criticized"