Have you ever run into someone unexpectedly after many years, and how did it impact you?

Are people who feel that the world is extremely confusing, walk physically around in circles, overthink, suffer from idea overlap, mental unclarity, cloudy thinking, talking to themselves while thinking, smart or the opposite, what is the solution?
If somebody buys a book (mere entertainment, not needed for education) and writes exact copies of the book and gives the copies he had written to people for free, would that be considered haram and theft?