In Hiroyuki Itsuki's blockbuster self-help book, " Recommendation for Solitude" , the 86-year-old author promotes reminiscing about " the good old days" .
Mrs. Weasley was intrigued by the Whomping Willow, which had been planted after she had left school, and reminisced at length about the gamekeeper before Hagrid, a man called Ogg.
So that's no emailing, texting, no Internet, no TV, no chatting, no eating, no reading, not even sitting there reminiscing about the past or planning for the future. Simply doing nothing.