I don't think there's any harm at all in allowing a kid to fantasize. In fact, I think to stop people from fantasizing is a very destructive thing indeed.
J. K. RowlingHe might have been encased in a thick glass bubble, so separate did he feel from his three dining companions. It was a sensation with which he was only too familiar, that of walking in a giant sphere of worry, enclosed by it, watching his own terrors roll by, obscuring the outside world.
J. K. RowlingI definitely know that-that love is the most powerful thing of all and I remember thinking that-God, I'm about to make myself cry but, I remember thinking that when 9/11 happened because those last phone calls were about-the last thing knowingly, that I'm going to say on this earth is 'I love you.' What's more powerful than that? What's more proof than that? Beyond fear, beyond death.
J. K. RowlingPlay to your strengths." "I havenโt got any," said Harry, before he could stop himself. "Excuse me," growled Moody, "youโve got strengths if I say youโve got them. Think now. What are you best at?
J. K. RowlingDumbledore paused, and although his voice remained light and calm, and he gave no obvious sign of anger, Harry felt a kind of chill emanating from him and noticed that the Dursleys drew very slightly closer together. โYou did not do as I asked. You have never treated Harry as a son. He has known nothing but neglect and often cruelty at your hands. The best that can be said is that he has at least escaped the appalling damage you have inflicted upon the unfortunate boy sitting between you.
J. K. Rowling