We talk about reality a lot. According to Princeton’s Wordnet, reality is
–all of your experiences that determine how things appear to you; “his world was shattered”; “we live in different worlds”; “for them demons were as much a part of reality as trees were”
–the state of being actual or real; “the reality of his situation slowly dawned on him”
–the state of the world as it really is rather than as you might want it to be; “businessmen have to face harsh realities”
–the quality possessed by something that is real.
All of these definitions lack one thing: precision. …