The term ownership applies to both the physical possessions as well as one's abstract possessions such as ideas, opinions, memories and knowledge. Jean-Paul Sartre a twentieth century philosopher proposed that ownership extends beyond objects to include intangible things as well. It's possible to physically own a house with documented evidence just as it's possible to own an idea or memory unique to a specific person. Physical evidence of ownership is not the only type of ownership, to own simply means to possess something whether it be physical or intellectual the only necessary measuring stick is whether it has been part of oneself. An example of this is that I own the book “Animal Farm” by George Orwell. I physically have a copy of the
